This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.

Daily listings are sent to bgp-st...@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsi...@gmail.com>.

Routing Table Report   04:00 +10GMT Sat 04 Apr, 2020

Report Website:     http://thyme.rand.apnic.net
Detailed Analysis:  http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined:                              804347
    Prefixes after maximum aggregation (per Origin AS):          305190
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      392265
Total ASes present in the Internet Routing Table:                 67597
    Prefixes per ASN:                                             11.90
Origin-only ASes present in the Internet Routing Table:           58038
Origin ASes announcing only one prefix:                           24266
Transit ASes present in the Internet Routing Table:                9559
Transit-only ASes present in the Internet Routing Table:            284
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 22394)                              38
Prefixes from unregistered ASNs in the Routing Table:              1128
    Number of instances of unregistered ASNs:                      1128
Number of 32-bit ASNs allocated by the RIRs:                      31194
Number of 32-bit ASNs visible in the Routing Table:               25732
Prefixes from 32-bit ASNs in the Routing Table:                  118982
Number of bogon 32-bit ASNs visible in the Routing Table:            14
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:           1116
Number of addresses announced to Internet:                   2854697344
    Equivalent to 170 /8s, 39 /16s and 57 /24s
    Percentage of available address space announced:               77.1
    Percentage of allocated address space announced:               77.1
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      270525

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   212120
    Total APNIC prefixes after maximum aggregation:               61866
    APNIC Deaggregation factor:                                    3.43
Prefixes being announced from the APNIC address blocks:          204949
    Unique aggregates announced from the APNIC address blocks:    86416
APNIC Region origin ASes present in the Internet Routing Table:   10496
    APNIC Prefixes per ASN:                                       19.53
APNIC Region origin ASes announcing only one prefix:               2924
APNIC Region transit ASes present in the Internet Routing Table:   1567
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   5562
Number of APNIC addresses announced to Internet:              766396672
    Equivalent to 45 /8s, 174 /16s and 73 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-141625
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    235500
    Total ARIN prefixes after maximum aggregation:               108231
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           232771
    Unique aggregates announced from the ARIN address blocks:    116557
ARIN Region origin ASes present in the Internet Routing Table:    18424
    ARIN Prefixes per ASN:                                        12.63
ARIN Region origin ASes announcing only one prefix:                6712
ARIN Region transit ASes present in the Internet Routing Table:    1911
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          41
Number of ARIN region 32-bit ASNs visible in the Routing Table:    3198
Number of ARIN addresses announced to Internet:              1079233280
    Equivalent to 64 /8s, 83 /16s and 203 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-399260
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    228181
    Total RIPE prefixes after maximum aggregation:               105171
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           225030
    Unique aggregates announced from the RIPE address blocks:    132021
RIPE Region origin ASes present in the Internet Routing Table:    26979
    RIPE Prefixes per ASN:                                         8.34
RIPE Region origin ASes announcing only one prefix:               11741
RIPE Region transit ASes present in the Internet Routing Table:    3830
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:    9066
Number of RIPE addresses announced to Internet:               724635264
    Equivalent to 43 /8s, 49 /16s and 14 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  105169
    Total LACNIC prefixes after maximum aggregation:              24482
    LACNIC Deaggregation factor:                                   4.30
Prefixes being announced from the LACNIC address blocks:         106488
    Unique aggregates announced from the LACNIC address blocks:   46184
LACNIC Region origin ASes present in the Internet Routing Table:   9662
    LACNIC Prefixes per ASN:                                      11.02
LACNIC Region origin ASes announcing only one prefix:              2410
LACNIC Region transit ASes present in the Internet Routing Table:  1821
Average LACNIC Region AS path length visible:                       5.4
    Max LACNIC Region AS path length visible:                        38
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  7238
Number of LACNIC addresses announced to Internet:             174454528
    Equivalent to 10 /8s, 101 /16s and 247 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-270748 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  22248
    Total AfriNIC prefixes after maximum aggregation:              4714
    AfriNIC Deaggregation factor:                                  4.72
Prefixes being announced from the AfriNIC address blocks:         33993
    Unique aggregates announced from the AfriNIC address blocks:  10105
AfriNIC Region origin ASes present in the Internet Routing Table:  1377
    AfriNIC Prefixes per ASN:                                     24.69
AfriNIC Region origin ASes announcing only one prefix:              479
AfriNIC Region transit ASes present in the Internet Routing Table:  271
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  668
Number of AfriNIC addresses announced to Internet:            109390336
    Equivalent to 6 /8s, 133 /16s and 42 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7545        5321        678     626  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4624       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3393       1330      22  VIETEL-AS-AP Viettel Group, VN
 45899        2801       1762     149  VNPT-AS-VN VNPT Corp, VN
  9808        2781       9043      61  CMNET-GD Guangdong Mobile Communication
  7713        2708        831     502  TELKOMNET-AS-AP PT Telekomunikasi Indon
  4766        2289      11102     560  KIXS-AS-KR Korea Telecom, KR
  9498        2257        434     221  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2135        441     192  TATACOMM-AS TATA Communications formerl
  9394        2042       4898      24  CTTNET China TieTong Telecommunications

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 11492        4085        272     637  CABLEONE, US
  7155        4034        280      28  VIASAT-SP-BACKBONE, US
 16509        3958       7855    1742  AMAZON-02, US
 22773        3530       2969     152  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3364       1324      92  SHAW, CA
 16625        3011       1577    2151  AKAMAI-AS, US
   209        2387       5076     534  CENTURYLINK-US-LEGACY-QWEST, US
 30036        2341        360     102  MEDIACOM-ENTERPRISE-BUSINESS, US
  5650        2300       2981    1621  FRONTIER-FRTR, US
 26484        2196        137     172  IKGUL-26484, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        5855       1603     132  UNI2-AS, ES
 31334        4386        484      13  KABELDEUTSCHLAND-AS, DE
 39891        3651        203      20  ALJAWWALSTC-AS, SA
  8551        3154        379      45  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        2952        901    1678  AKAMAI-ASN1, US
 12389        2493       2250     726  ROSTELECOM-AS, RU
  9009        2126        224    1150  M247, GB
 34984        2055        350     563  TELLCOM-AS, TR
  9121        1862       1691      18  TTNET, TR
 13188        1606        100      36  TRIOLAN, UA

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        6369       3307     602  Uninet S.A. de C.V., MX
 10620        3357        530     520  Telmex Colombia S.A., CO
 11830        2671        369      63  Instituto Costarricense de Electricidad
  6503        1675        327     387  Axtel, S.A.B. de C.V., MX
  7303        1555       1032     259  Telecom Argentina S.A., AR
 28573        1343       2240     203  CLARO S.A., BR
 13999        1262        476     327  Mega Cable, S.A. de C.V., MX
  6147        1139        379      39  Telefonica del Peru S.A.A., PE
  3816        1095        567     149  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11172         956        112      71  Alestra, S. de R.L. de C.V., MX

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1472        393      22  LINKdotNET-AS, EG
 24835        1108        574      25  RAYA-AS, EG
 36992        1082       1537      74  ETISALAT-MISR, EG
 36903         890        467      88  MT-MPLS, MA
  6713         592       1863      34  IAM-AS, MA
 29571         592         68      12  ORANGE-COTE-IVOIRE, CI
 37342         482         32       1  MOVITEL, MZ
 36935         387        522      44  Vodafone-, EG
 23889         382        231      15  MauritiusTelecom, MU
 15399         339         45      10  WANANCHI-, KE

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        6369       3307     602  Uninet S.A. de C.V., MX
 12479        5855       1603     132  UNI2-AS, ES
  7545        5321        678     626  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4624       4192      73  ERX-CERNET-BKB China Education and Rese
 31334        4386        484      13  KABELDEUTSCHLAND-AS, DE
 11492        4085        272     637  CABLEONE, US
  7155        4034        280      28  VIASAT-SP-BACKBONE, US
 16509        3958       7855    1742  AMAZON-02, US
 39891        3651        203      20  ALJAWWALSTC-AS, SA
 22773        3530       2969     152  ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 12479        5855         5723  UNI2-AS, ES
  7545        5321         4695  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4624         4551  ERX-CERNET-BKB China Education and Research Net
 31334        4386         4373  KABELDEUTSCHLAND-AS, DE
  7155        4034         4006  VIASAT-SP-BACKBONE, US
 39891        3651         3631  ALJAWWALSTC-AS, SA
 11492        4085         3448  CABLEONE, US
 22773        3530         3378  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3393         3371  VIETEL-AS-AP Viettel Group, VN
  6327        3364         3272  SHAW, CA

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24               174  COGENT-174, US
     62485  UNALLOCATED  8.23.229.0/24             3356  LEVEL3, US
     32985  UNALLOCATED  8.28.31.0/24              3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     14109  UNALLOCATED  8.38.252.0/24             3356  LEVEL3, US
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
     26584  UNALLOCATED  8.42.62.0/23               209  
CENTURYLINK-US-LEGACY-QWEST,
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     40544  UNALLOCATED  12.0.33.0/24              6461  ZAYO-6461, US

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at http://thyme.rand.apnic.net/current/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.137.192.0/24      Origin:     31798  CANAD-86-31798, CA
                    Transit:       174  COGENT-174, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
                    Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
27.126.156.0/22      Origin:     55827  UNASSIGNED
                    Transit:      9930  TTNET-MY TIME dotCom Berhad, MY
27.126.156.0/23      Origin:     55827  UNASSIGNED
                    Transit:      9930  TTNET-MY TIME dotCom Berhad, MY
27.126.158.0/23      Origin:     55827  UNASSIGNED
                    Transit:      9930  TTNET-MY TIME dotCom Berhad, MY

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:10       /9:11      /10:38      /11:99      /12:285     
/13:578     /14:1165    /15:1917    /16:13360   /17:8165    /18:13545   
/19:25841   /20:40506   /21:47999   /22:99532   /23:82000   /24:468015  
/25:1281    /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 12479        4848        5855  UNI2-AS, ES
 31334        4231        4386  KABELDEUTSCHLAND-AS, DE
 11492        3207        4085  CABLEONE, US
  6327        3152        3364  SHAW, CA
  7155        3125        4034  VIASAT-SP-BACKBONE, US
 39891        2801        3651  ALJAWWALSTC-AS, SA
 22773        2748        3530  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2613        3154  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  8151        2169        6369  Uninet S.A. de C.V., MX
 30036        2088        2341  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:1584      2:1100      3:30        4:19        5:3282      6:51     
   8:1390      9:1        11:1        12:1792     13:500      14:2259   
  15:74       16:9        17:294      18:80       20:69       23:3471   
  24:2294     25:2        27:2530     31:3124     32:105      34:3      
  35:38       36:933      37:3294     38:1947     39:325      40:126    
  41:3562     42:686      43:2108     44:193      45:14003    46:3709   
  47:281      49:1436     50:1244     51:93       52:1135     54:269    
  55:690      56:6        57:48       58:1889     59:1149     60:707    
  61:2226     62:2254     63:1943     64:5069     65:2303     66:4890   
  67:2877     68:1226     69:3843     70:1430     71:678      72:2797   
  74:2609     75:1438     76:668      77:2623     78:1928     79:2395   
  80:1906     81:1583     82:1277     83:1168     84:1204     85:2490   
  86:545      87:1712     88:1096     89:2714     90:314      91:7739   
  92:1484     93:2487     94:2655     95:3907     96:1041     97:335    
  98:966      99:960     100:87      101:1120    102:871     103:23400  
 104:3400    105:385     106:869     107:1964    108:706     109:3649   
 110:1802    111:2066    112:1599    113:1400    114:1548    115:1872   
 116:1796    117:2090    118:2154    119:1731    120:840     121:1042   
 122:2420    123:1978    124:1555    125:2040    128:1345    129:906    
 130:630     131:1844    132:760     133:301     134:1235    135:276    
 136:607     137:841     138:2164    139:995     140:614     141:931    
 142:903     143:1204    144:979     145:331     146:1480    147:1019   
 148:2079    149:1167    150:811     151:1283    152:1487    153:378    
 154:4723    155:1039    156:3406    157:1102    158:827     159:1949   
 160:1904    161:1025    162:3041    163:844     164:1459    165:1263   
 166:537     167:1635    168:3688    169:516     170:4269    171:767    
 172:1911    173:2419    174:1030    175:1019    176:2677    177:4289   
 178:2984    179:1499    180:2164    181:2454    182:3106    183:1127   
 184:2404    185:16342   186:3777    187:2662    188:4124    189:2228   
 190:8624    191:1461    192:10314   193:7435    194:6108    195:4346   
 196:3550    197:1877    198:6100    199:5941    200:7183    201:5192   
 202:10513   203:10123   204:4514    205:3092    206:3232    207:3285   
 208:4054    209:4423    210:4009    211:1991    212:3263    213:3060   
 214:1172    215:55      216:5926    217:2385    218:877     219:609    
 220:2015    221:904     222:994     223:1509   

End of report
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