[apops] Weekly Routing Table Report
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 . Routing Table Report 04:00 +10GMT Sat 24 Jul, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary BGP routing table entries examined: 856772 Prefixes after maximum aggregation (per Origin AS): 324531 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 412899 Total ASes present in the Internet Routing Table: 71623 Prefixes per ASN: 11.96 Origin-only ASes present in the Internet Routing Table: 61576 Origin ASes announcing only one prefix: 25404 Transit ASes present in the Internet Routing Table: 10047 Transit-only ASes present in the Internet Routing Table:330 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 54 Max AS path prepend of ASN ( 48366) 51 Prefixes from unregistered ASNs in the Routing Table: 1040 Number of instances of unregistered ASNs: 1046 Number of 32-bit ASNs allocated by the RIRs: 36681 Number of 32-bit ASNs visible in the Routing Table: 30508 Prefixes from 32-bit ASNs in the Routing Table: 141846 Number of bogon 32-bit ASNs visible in the Routing Table:25 Special use prefixes present in the Routing Table:1 Prefixes being announced from unallocated address space:521 Number of addresses announced to Internet: 3037871360 Equivalent to 181 /8s, 18 /16s and 61 /24s Percentage of available address space announced: 82.1 Percentage of allocated address space announced: 82.1 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: 284880 APNIC Region Analysis Summary - Prefixes being announced by APNIC Region ASes: 230021 Total APNIC prefixes after maximum aggregation: 65881 APNIC Deaggregation factor:3.49 Prefixes being announced from the APNIC address blocks: 225438 Unique aggregates announced from the APNIC address blocks:90726 APNIC Region origin ASes present in the Internet Routing Table: 11764 APNIC Prefixes per ASN: 19.16 APNIC Region origin ASes announcing only one prefix: 3345 APNIC Region transit ASes present in the Internet Routing Table: 1675 Average APNIC Region AS path length visible:4.5 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 6942 Number of APNIC addresses announced to Internet: 773719808 Equivalent to 46 /8s, 30 /16s and 7 /24s APNIC AS Blocks4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-147769 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:250668 Total ARIN prefixes after maximum aggregation: 114795 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 250507 Unique aggregates announced from the ARIN address blocks:119953 ARIN Region origin ASes present in the Internet Routing Table:18860 ARIN Prefixes per ASN:13.28 ARIN Region o
[apops] BGP Update Report
BGP Update Report Interval: 08-Jul-21 -to- 22-Jul-21 (14 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS16509 167353 2.1% 39.5 -- AMAZON-02, US 2 - AS8151 159739 2.0% 19.3 -- Uninet S.A. de C.V., MX 3 - AS13999 113883 1.5% 75.2 -- Mega Cable, S.A. de C.V., MX 4 - AS42816 94295 1.2% 18859.0 -- FLUMOTION, ES 5 - AS37133 86769 1.1%1222.1 -- airtel-tz-as, TZ 6 - AS939480044 1.0% 381.2 -- CTTNET China TieTong Telecommunications Corporation, CN 7 - AS982965616 0.8% 37.7 -- BSNL-NIB National Internet Backbone, IN 8 - AS58224 64707 0.8% 40.1 -- TCI, IR 9 - AS647 62695 0.8% 258.0 -- DNIC-ASBLK-00616-00665, US 10 - AS17794 55760 0.7%5576.0 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 11 - AS36903 50958 0.7% 52.6 -- MT-MPLS, MA 12 - AS47730 47708 0.6% 23854.0 -- JEANDELESTRE, FR 13 - AS27871 43158 0.6%6165.4 -- Telecom Argentina S.A., AR 14 - AS20940 41028 0.5% 19.0 -- AKAMAI-ASN1, NL 15 - AS24835 41014 0.5% 28.0 -- RAYA-AS, EG 16 - AS36935 40698 0.5% 75.2 -- Vodafone-, EG 17 - AS671340224 0.5% 80.3 -- IAM-AS, MA 18 - AS22884 39212 0.5% 54.0 -- TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 19 - AS804838626 0.5% 100.1 -- CANTV Servicios, Venezuela, VE 20 - AS28015 37160 0.5% 226.6 -- MERCO COMUNICACIONES, AR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS26405 29196 0.4% 29196.0 -- HDCS, US 2 - AS47730 47708 0.6% 23854.0 -- JEANDELESTRE, FR 3 - AS42816 94295 1.2% 18859.0 -- FLUMOTION, ES 4 - AS211975 14043 0.2% 14043.0 -- WOHLERT, DE 5 - AS1364407063 0.1%7063.0 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 6 - AS31377 13329 0.2%6664.5 -- AKAMAI-BOS, NL 7 - AS262179 32828 0.4%6565.6 -- Telenetwork de El Salvador, SV 8 - AS27871 43158 0.6%6165.4 -- Telecom Argentina S.A., AR 9 - AS2699235739 0.1%5739.0 -- IHA Futura, S.A., GT 10 - AS17794 55760 0.7%5576.0 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 11 - AS454944180 0.1%4180.0 -- LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP 12 - AS268784128 0.1%4128.0 -- TWRS-NYC, US 13 - AS147103752 0.1%3752.0 -- ASN-CXA-OM-14710-CBS, US 14 - AS499983627 0.1%3627.0 -- COMP-ASN-MS, PL 15 - AS30636 18985 0.2%3164.2 -- INTERNAP-BLK6, US 16 - AS1375489377 0.1%3125.7 -- SRCOMM-AS-AP SR Communication, BD 17 - AS2713324880 0.1%2440.0 -- MS NET, BR 18 - AS2093059321 0.1%2330.2 -- CFL, LU 19 - AS196746885 0.1%2295.0 -- NAVPOINT, US 20 - AS20101 24691 0.3%2244.6 -- MICHWAVE, US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 168.243.93.0/24 32801 0.4% AS262179 -- Telenetwork de El Salvador, SV 2 - 197.186.0.0/1529985 0.4% AS37133 -- airtel-tz-as, TZ 3 - 67.211.53.0/2429196 0.4% AS26405 -- HDCS, US 4 - 45.148.160.0/24 24384 0.3% AS47730 -- JEANDELESTRE, FR 5 - 95.173.129.0/24 24353 0.3% AS8291 -- RSNET-AS RSNET, RU 6 - 196.46.120.0/23 24170 0.3% AS37133 -- airtel-tz-as, TZ 7 - 45.148.160.0/22 23324 0.3% AS47730 -- JEANDELESTRE, FR 8 - 64.68.236.0/2222683 0.3% AS13904 -- COSLINK, US 9 - 37.153.112.0/21 21598 0.3% AS26464 -- JOYENT-INC-, US 10 - 195.10.10.0/2418887 0.2% AS42816 -- FLUMOTION, ES 11 - 195.10.6.0/24 18886 0.2% AS42816 -- FLUMOTION, ES 12 - 195.10.38.0/2418885 0.2% AS42816 -- FLUMOTION, ES 13 - 195.10.2.0/24 18883 0.2% AS42816 -- FLUMOTION, ES 14 - 212.115.141.0/24 18754 0.2% AS42816 -- FLUMOTION, ES 15 - 203.145.74.0/24 18648 0.2% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 16 - 203.145.78.0/24 18647 0.2% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 17 - 202.45.88.0/2418448 0.2% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 18 - 197.152.0.0/1615700 0.2% AS37133 -- airtel-tz-as, TZ 19 - 196.46.120.0/22 15648 0.2% AS37133 -- airtel-tz-as, TZ 20 - 159.247.15.0/24 15572 0.2% AS22742 -- CT-EDU-NET, US Details at http://bgpupdates.potaroo.net Copies of this report are mailed to: apops@apops.net ___ apops mailing list apops@apops.net https://mailman.apnic.net/mailman/listinfo/apops Website: www.apops.n
[apops] The CIDR Report
This report has been generated at Fri Jul 23 21:46:17 2021 AEST. The report analyses the BGP Routing Table as seen within AS131072 and generates a report on aggregation potential within the table. Check https://www.cidr-report.org/v6 for a current version of this report. Recent Table History Date PrefixesCIDR Agg 16-07-21134221 68842 17-07-21134334 68811 18-07-21134198 68814 19-07-21134018 68930 20-07-21133611 69015 21-07-21133508 69145 22-07-21133594 69342 23-07-21133429 69342 AS Summary 27142 Number of ASes in routing system 18239 Number of ASes announcing only one prefix 3115 Largest number of prefixes announced by an AS AS11172: Alestra, S. de R.L. de C.V., MX 36318244831232 (/18.95) Largest address span announced by an AS (/64s) AS7922 : COMCAST-7922, US Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. --- 23Jul21 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 133660692756438548.2% All ASes AS11172 3115 116 299996.3% Alestra, S. de R.L. de C.V., MX AS9808 2722 388 233485.7% CMNET-GD Guangdong Mobile Communication Co.Ltd., CN AS7552 20015 199699.8% VIETEL-AS-AP Viettel Group, VN AS17622 2415 554 186177.1% CNCGROUP-GZ China Unicom Guangzhou network, CN AS45609 2142 382 176082.2% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS12479 15694 156599.7% UNI2-AS, ES AS24547 1522 29 149398.1% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS45271 1418 144 127489.8% ICLNET-AS-AP Idea Cellular Limited, IN AS22773 12668 125899.4% ASN-CXA-ALL-CCI-22773-RDC, US AS28573 1241 135 110689.1% CLARO S.A., BR AS56046 10618 105399.2% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS17623 1483 505 97865.9% CNCGROUP-SZ China Unicom Shenzen network, CN AS18403 8809 87199.0% FPT-AS-AP The Corporation for Financing & Promoting Technology, VN AS32098 929 136 79385.4% TRANSTELCO-INC, US AS4808892 105 78788.2% CHINA169-BJ China Unicom Beijing Province Network, CN AS39891 7969 78798.9% ALJAWWALSTC-AS, SA AS16509 1674 959 71542.7% AMAZON-02, US AS62240 699 32 66795.4% CLOUVIDER Clouvider - Global ASN, GB AS56044 656 10 64698.5% CMNET-AS-LIAONING China Mobile communications corporation, CN AS38266 863 231 63273.2% VODAFONE-IN Vodafone India Ltd., IN AS56047 630 40 59093.7% CMNET-HUNAN-AP China Mobile communications corporation, CN AS20115 654 112 54282.9% CHARTER-20115, US AS8376633 104 52983.6% Jordan Data Communications, JO AS4134538 36 50293.3% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS133612 692 209 48369.8% VODAFONE-AS-AP Vodafone Australia Pty Ltd, AU AS30036 619 215 40465.3% MEDIACOM-ENTERPRISE-BUSINESS, US AS17552 413 14 39996.
[apops] The CIDR Report
This report has been generated at Fri Jul 23 21:14:38 2021 AEST.
The report analyses the eBGP Routing Table at AS131072
and generates a report on aggregation potential within the table.
Check https://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
16-07-21889007 476265
17-07-21889106 476707
18-07-21889229 477375
19-07-21889329 478343
20-07-21889431 479502
21-07-21888923 479494
22-07-21888667 480274
23-07-21889511 480599
AS Summary
71890 Number of ASes in routing system
25189 Number of ASes announcing only one prefix
8590 Largest number of prefixes announced by an AS
AS8151 : Uninet S.A. de C.V., MX
178481664 Largest address span announced by an AS (/32s)
AS8003 : GRS-DOD, US
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 23Jul21 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 889439 480568 40887146.0% All ASes
AS8151 8590 1285 730585.0% Uninet S.A. de C.V., MX
AS12479 6782 1194 558882.4% UNI2-AS, ES
AS9808 7887 2441 544669.1% CMNET-GD Guangdong Mobile
Communication Co.Ltd., CN
AS7545 5810 747 506387.1% TPG-INTERNET-AP TPG
Telecom Limited, AU
AS47331 7637 3531 410653.8% TTNET, TR
AS7155 3994 156 383896.1% VIASAT-SP-BACKBONE, US
AS7552 3562 106 345697.0% VIETEL-AS-AP Viettel
Group, VN
AS7713 3532 97 343597.3% TELKOMNET-AS-AP PT
Telekomunikasi Indonesia, ID
AS22773 3977 598 337985.0%
ASN-CXA-ALL-CCI-22773-RDC, US
AS6327 3366 87 327997.4% SHAW, CA
AS39891 3267 42 322598.7% ALJAWWALSTC-AS, SA
AS8551 3307 579 272882.5% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,
IL
AS4538 4877 2269 260853.5% ERX-CERNET-BKB China
Education and Research
Network Center, CN
AS11492 4750 2501 224947.3% CABLEONE, US
AS16509 5296 3178 211840.0% AMAZON-02, US
AS9498 2360 400 196083.1% BBIL-AP BHARTI Airtel
Ltd., IN
AS12389 2909 1020 188964.9% ROSTELECOM-AS, RU
AS4755 2111 224 188789.4% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP, IN
AS18403 1845 63 178296.6% FPT-AS-AP The Corporation
for Financing & Promoting
Technology, VN
AS45090 2125 376 174982.3% CNNIC-TENCENT-NET-AP
Shenzhen Tencent Computer
Systems Company Limited, CN
AS9394 1765 46 171997.4% CTTNET China TieTong
Telecommunications
Corporation, CN
AS45899 2953 1289 166456.3% VNPT-AS-VN VNPT Corp, VN
AS4766 2439 788 165167.7% KIXS-AS-KR Korea Telecom,
KR
AS11830 2505 883 162264.8% Instituto Costarricense
de Electricidad y Telecom.,
CR
AS20115 2225 632 159371.6% CHARTER-20115, US
AS24560 1953 468 148576.0% AIRTELBROADBAND-AS-AP
Bharti Airtel Ltd., Telemedia
Services, IN
AS2092537 1097 144056.8%
CENTURYLINK-US-LEGACY-QWEST,
US
AS18566 1968 529 143973.1% MEGAPATH5-, US
AS20940 3724 2379
[apops] IPv6 BGP Update Report
IPv6 BGP Update Report Interval: 08-Jul-21 -to- 22-Jul-21 (14 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS20473516314 18.2% 144.5 -- AS-CHOOPA, US 2 - AS263390 209587 7.4%9112.5 -- FNT Telecomunicacoes e acesso a redes de Internet, BR 3 - AS141776 192412 6.8%7696.5 -- BAOSHUO-AS-AP Baoshuo Network, CN 4 - AS27951127885 4.5%2325.2 -- Media Commerce Partners S.A, CO 5 - AS20590887646 3.1% 14607.7 -- PETERCXY-NETWORKS PeterCxy Networks, DE 6 - AS39282 69537 2.5% 128.1 -- PFLABS, PL 7 - AS24429 58877 2.1%7359.6 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 8 - AS13644039934 1.4% 39934.0 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 9 - AS31514 38792 1.4% 19396.0 -- INF-NET-AS, RU 10 - AS26639037513 1.3% 37513.0 -- Tajo Tecnologia Ltda, BR 11 - AS19180 36604 1.3%1355.7 -- AMERICATEL PERU S.A., PE 12 - AS38082 30105 1.1%3763.1 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH 13 - AS12208 29585 1.1%1643.6 -- TRUVISTA, US 14 - AS20875328294 1.0%1047.9 -- NETSIX, IT 15 - AS37963 23798 0.8% 250.5 -- CNNIC-ALIBABA-CN-NET-AP Hangzhou Alibaba Advertising Co.,Ltd., CN 16 - AS52861 22782 0.8%3254.6 -- SN Internet Navegantes Ltda ME, BR 17 - AS17451 21619 0.8% 166.3 -- BIZNET-AS-AP BIZNET NETWORKS, ID 18 - AS46050 21618 0.8% 21618.0 -- JOGJACAMP-AS-ID PT JC Indonesia, ID 19 - AS38526 21138 0.8%4227.6 -- IDNIC-PEMKOTYK-AS-ID Dinas Komunikasi Informatika dan Persandian Kota Yogyakarta, ID 20 - AS32629 20021 0.7% 10010.5 -- CITY-OF-CHARLOTTE-ASN, US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS13644039934 1.4% 39934.0 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 2 - AS26639037513 1.3% 37513.0 -- Tajo Tecnologia Ltda, BR 3 - AS46050 21618 0.8% 21618.0 -- JOGJACAMP-AS-ID PT JC Indonesia, ID 4 - AS26763819939 0.7% 19939.0 -- Wind Telecomunicacao do Brasil Ltda - ME, BR 5 - AS59151 19741 0.7% 19741.0 -- IDNIC-JOGJAPROV-AS-ID Bidang Layanan Teknologi dan Informasi Dinas Perhubungan, ID 6 - AS26827519499 0.7% 19499.0 -- GOOD TELECOM PROVEDOR DE INTERNET LTDA, BR 7 - AS31514 38792 1.4% 19396.0 -- INF-NET-AS, RU 8 - AS20590887646 3.1% 14607.7 -- PETERCXY-NETWORKS PeterCxy Networks, DE 9 - AS20878910169 0.4% 10169.0 -- SENAT-AS, FR 10 - AS32629 20021 0.7% 10010.5 -- CITY-OF-CHARLOTTE-ASN, US 11 - AS263390 209587 7.4%9112.5 -- FNT Telecomunicacoes e acesso a redes de Internet, BR 12 - AS203974 7863 0.3%7863.0 -- ADS, RO 13 - AS141776 192412 6.8%7696.5 -- BAOSHUO-AS-AP Baoshuo Network, CN 14 - AS6673 7450 0.3%7450.0 -- INCOMA-AS, RU 15 - AS24429 58877 2.1%7359.6 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 16 - AS31649 6956 0.2%6956.0 -- RIPN-FDNS-RU-NYC, RU 17 - AS53155 19272 0.7%6424.0 -- Joacaba Telecomunicacoes Ltda ME, BR 18 - AS208169 6130 0.2%6130.0 -- ARTIKEL10, DE 19 - AS60982 16033 0.6%5344.3 -- WARPCON-AS, RO 20 - AS38526 21138 0.8%4227.6 -- IDNIC-PEMKOTYK-AS-ID Dinas Komunikasi Informatika dan Persandian Kota Yogyakarta, ID TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 2400:dc40::/3239934 1.3% AS136440 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 2 - 2804:371c:8000:: 37513 1.2% AS266390 -- Tajo Tecnologia Ltda, BR 3 - 2404:2280:106::/ 35453 1.1% AS24429 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 4 - 2405:4000:800:8: 30096 1.0% AS38082 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH 5 - 2a06:e881:2502:: 29487 0.9% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 6 - 2a0e:b107:2f0::/ 29212 0.9% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 7 - 2a0e:b107:2f0::/ 28941 0.9% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 8 - 2801:17:4800::/4 23806 0.8% AS27951 -- Media Commerce Partners S.A, CO 9 - 2801:1b6::/44 21841 0.7% AS27951 -- Media Commerce Partners S.A, CO 10 - 2801:174:3::/48 21837 0.7% AS27951 -- Media Commerce Partners S.A, CO 11 - 2001:df5:d200::/ 21618 0.7% AS46050 -- JOGJACAMP-AS-ID PT JC Indonesia, ID 12 - 2405:3740::/3221110 0.7% AS38526 -- IDNIC-PEMKOTYK-AS-ID Dinas Komunikasi Informatika dan Persandian Kota Yogyakarta, ID 13 - 2801:172:2::/48 20
