[apops] Weekly Global IPv4 Routing Table Report
This is an automated weekly mailing describing the state of the Global IPv4 Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG UKNOF, 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 https://thyme.apnic.net. If you have any comments please contact Philip Smith . IPv4 Routing Table Report 04:00 +10GMT Sat 26 Aug, 2023 BGP Table (Global) as seen in Japan. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/current/ Analysis Summary BGP routing table entries examined: 928003 Prefixes after maximum aggregation (per Origin AS): 352092 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 452650 Total ASes present in the Internet Routing Table: 74761 Prefixes per ASN: 12.41 Origin-only ASes present in the Internet Routing Table: 64180 Origin ASes announcing only one prefix: 26379 Transit ASes present in the Internet Routing Table: 10581 Transit-only ASes present in the Internet Routing Table:457 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 70 Max AS path prepend of ASN (263725) 64 Prefixes from unregistered ASNs in the Routing Table: 995 Number of instances of unregistered ASNs: 997 Number of 32-bit ASNs allocated by the RIRs: 42501 Number of 32-bit ASNs visible in the Routing Table: 35005 Prefixes from 32-bit ASNs in the Routing Table: 174578 Number of bogon 32-bit ASNs visible in the Routing Table:29 Special use prefixes present in the Routing Table:1 Prefixes being announced from unallocated address space:550 Number of addresses announced to Internet: 3056713472 Equivalent to 182 /8s, 49 /16s and 191 /24s Percentage of available address space announced: 82.6 Percentage of allocated address space announced: 82.6 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: 309148 APNIC Region Analysis Summary - Prefixes being announced by APNIC Region ASes: 246403 Total APNIC prefixes after maximum aggregation: 70479 APNIC Deaggregation factor:3.50 Prefixes being announced from the APNIC address blocks: 240069 Unique aggregates announced from the APNIC address blocks:98774 APNIC Region origin ASes present in the Internet Routing Table: 13598 APNIC Prefixes per ASN: 17.65 APNIC Region origin ASes announcing only one prefix: 4033 APNIC Region transit ASes present in the Internet Routing Table: 1802 Average APNIC Region AS path length visible:4.4 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8921 Number of APNIC addresses announced to Internet: 773327744 Equivalent to 46 /8s, 24 /16s and 11 /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, 131072-153913 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:271744 Total ARIN prefixes after maximum aggregation: 123766 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 273939 Unique aggregates announced from the ARIN address blocks:131069 ARIN Region origin ASes present in the Internet Routing Table:19105 ARIN Prefixes per ASN:
[apops] The CIDR Report
This report has been generated at Fri Aug 25 21:46:13 2023 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 18-08-23193829 97735 19-08-23193923 97672 20-08-23193485 97642 21-08-23193773 97545 22-08-23193505 97754 23-08-23193700 97848 24-08-23193730 97939 25-08-23193898 97939 AS Summary 31912 Number of ASes in routing system 20198 Number of ASes announcing only one prefix 5905 Largest number of prefixes announced by an AS AS11172: Alestra, S. de R.L. de C.V., MX 36318243520512 (/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. --- 25Aug23 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 193941980199592249.5% All ASes AS11172 5905 730 517587.6% Alestra, S. de R.L. de C.V., MX AS18403 42147 420799.8% FPT-AS-AP FPT Telecom Company, VN AS9808 4583 377 420691.8% CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN AS7552 25326 252699.8% VIETEL-AS-AP Viettel Group, VN AS24547 1830 20 181098.9% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS45609 2503 827 167667.0% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS16509 3813 2194 161942.5% AMAZON-02, US AS28573 1701 245 145685.6% Claro NXT Telecomunicacoes Ltda, BR AS45271 1800 346 145480.8% ICLNET-AS-AP Idea Cellular Limited, IN AS39891 1313 65 124895.0% ALJAWWALSTC-AS, SA AS12479 1624 432 119273.4% UNI2-AS, ES AS62240 1260 90 117092.9% CLOUVIDER Clouvider - Global ASN, GB AS22773 1306 167 113987.2% ASN-CXA-ALL-CCI-22773-RDC, US AS56046 1143 19 112498.3% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS32098 1387 361 102674.0% TRANSTELCO-INC, US AS38266 1505 480 102568.1% VIL-AS-AP Vodafone Idea Ltd, IN AS38496 1064 40 102496.2% CNI-AS-ID PT Cyber Network Indonesia, ID AS56044 980 19 96198.1% CMNET-AS-LIAONING China Mobile communications corporation, CN AS4808 1049 118 93188.8% CHINA169-BJ China Unicom Beijing Province Network, CN AS20115 1267 525 74258.6% CHARTER-20115, US AS56047 719 46 67393.6% CMNET-HUNAN-AP China Mobile communications corporation, CN AS24432 687 40 64794.2% AXIATA-ROBI-AS-AP TM International Bangladesh Ltd.Internet service Pro- vider,Gulshan-1,Dhaka-1212, BD AS30036 988 352 63664.4% MEDIACOM-ENTERPRISE-BUSINESS, US AS56167 616 12 60498.1% PTML-PK Plot No 181-186 Street, PK AS61302 652 59 59391.
[apops] The CIDR Report
This report has been generated at Fri Aug 25 21:05:29 2023 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
18-08-23932995 513531
19-08-23933183 513548
20-08-23933226 513976
21-08-23933542 514288
22-08-23933714 514743
23-08-23933915 514817
24-08-23933843 514396
25-08-23933315 514916
AS Summary
74898 Number of ASes in routing system
26601 Number of ASes announcing only one prefix
11673 Largest number of prefixes announced by an AS
AS8151 : UNINET, MX
228684032 Largest address span announced by an AS (/32s)
AS749 : DNIC-AS-00749, 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').
--- 25Aug23 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 933615 513358 42025745.0% All ASes
AS9808 9528 1306 822286.3% CHINAMOBILE-CN China
Mobile Communications Group
Co., Ltd., CN
AS8151 11673 3508 816569.9% UNINET, MX
AS39891 4897 85 481298.3% ALJAWWALSTC-AS, SA
AS7155 4179 112 406797.3% VIASAT-SP-BACKBONE, US
AS12479 7342 3342 400054.5% UNI2-AS, ES
AS18403 4348 600 374886.2% FPT-AS-AP FPT Telecom
Company, VN
AS16509 8927 5213 371441.6% AMAZON-02, US
AS7545 5701 2118 358362.8% TPG-INTERNET-AP TPG
Telecom Limited, AU
AS6327 3527 68 345998.1% SHAW, CA
AS7552 3578 155 342395.7% VIETEL-AS-AP Viettel
Group, VN
AS7713 3597 186 341194.8% TELKOMNET-AS-AP PT
Telekomunikasi Indonesia, ID
AS8551 3462 196 326694.3% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,
IL
AS22773 3569 433 313687.9%
ASN-CXA-ALL-CCI-22773-RDC, US
AS9498 3106 268 283891.4% BBIL-AP BHARTI Airtel
Ltd., IN
AS4538 4945 2490 245549.6% ERX-CERNET-BKB China
Education and Research
Network Center, CN
AS8452 2454 150 230493.9% TE-AS TE-AS, EG
AS396982 2688 425 226384.2% GOOGLE-CLOUD-PLATFORM, US
AS11492 4524 2474 205045.3% CABLEONE, US
AS12389 2977 990 198766.7% ROSTELECOM-AS, RU
AS4755 2181 232 194989.4% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP, IN
AS24560 2489 544 194578.1% AIRTELBROADBAND-AS-AP
Bharti Airtel Ltd., Telemedia
Services, IN
AS45899 3340 1536 180454.0% VNPT-AS-VN VNPT Corp, VN
AS45090 2186 436 175080.1% TENCENT-NET-AP Shenzhen
Tencent Computer Systems
Company Limited, CN
AS3672974 1411 156352.6% DNIC-ASBLK-00306-00371,
US
AS2092392 873 151963.5%
CENTURYLINK-US-LEGACY-QWEST,
US
AS11830 1998 500 149875.0% Instituto Costarricense
de Electricidad y Telecom.,
CR
AS11776 1822 331 149181.8% ATLANTICBB-JOHNSTOWN, US
AS56047 1518 44 147497.1% CMNET-HUNAN-AP China
Mobile communications
corporation, CN
AS13999 2451 1037 141457.7% Me
[apops] BGP Update Report
BGP Update Report Interval: 11-Aug-23 -to- 24-Aug-23 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS16509 274246 3.3% 55.2 -- AMAZON-02, US 2 - AS8151 197172 2.4% 17.7 -- UNINET, MX 3 - AS399077 175139 2.1%1684.0 -- TERAEXCH, US 4 - AS982995037 1.1% 56.3 -- BSNL-NIB National Internet Backbone, IN 5 - AS45899 92864 1.1% 27.9 -- VNPT-AS-VN VNPT Corp, VN 6 - AS58224 72822 0.9% 42.5 -- TCI, IR 7 - AS755270498 0.8% 20.3 -- VIETEL-AS-AP Viettel Group, VN 8 - AS804865424 0.8% 154.7 -- CANTV Servicios, Venezuela, VE 9 - AS203214 64855 0.8% 63.0 -- HULUMTELE, IQ 10 - AS367 62733 0.8% 43.4 -- DNIC-ASBLK-00306-00371, US 11 - AS647 54112 0.6% 137.0 -- DNIC-ASBLK-00616-00665, US 12 - AS39891 53151 0.6% 11.1 -- ALJAWWALSTC-AS, SA 13 - AS19429 51046 0.6% 74.3 -- ETB - Colombia, CO 14 - AS563942967 0.5% 296.3 -- Telecommunication Services of Trinidad and Tobago, TT 15 - AS136897 39138 0.5% 931.9 -- ENJOYVC-AS-AP Enjoyvc Cloud Group Limited., HK 16 - AS11830 38191 0.5% 23.3 -- Instituto Costarricense de Electricidad y Telecom., CR 17 - AS10620 37304 0.4% 12.0 -- Telmex Colombia S.A., CO 18 - AS12389 37068 0.4% 12.4 -- ROSTELECOM-AS, RU 19 - AS64050 36339 0.4% 49.7 -- BCPL-SG BGPNET Global ASN, SG 20 - AS24835 34529 0.4% 25.1 -- RAYA-AS, EG TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS266407 32892 0.4% 32892.0 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR 2 - AS270142 17734 0.2% 17734.0 -- Castor Networks Mexico, MX 3 - AS270598 34302 0.4% 17151.0 -- FUSION INTERNET WIFI LTDA, BR 4 - AS149038 27048 0.3% 13524.0 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 5 - AS39997 26888 0.3% 13444.0 -- GLIC, US 6 - AS50276 24861 0.3% 12430.5 -- MUCTR, RU 7 - AS329036 10971 0.1% 10971.0 -- TECL1-AS, ZA 8 - AS398369 10353 0.1% 10353.0 -- SCHOF-164-1, US 9 - AS47855 10137 0.1% 10137.0 -- PRIME Moscow branch, RU 10 - AS6428 9855 0.1%9855.0 -- CDM, US 11 - AS136103 27677 0.3%9225.7 -- IDNIC-USM-AS-ID Universitas Semarang, ID 12 - AS265566 33381 0.4%8345.2 -- TELESISTEMAS PENINSULARES SA DE CV, MX 13 - AS269285 33508 0.4%6701.6 -- Pronetech Fibra, BR 14 - AS1505325837 0.1%5837.0 -- IDNIC-KORPOLAIRUDPOLRI-AS-ID Korpolairud Baharkam Polri, ID 15 - AS506745257 0.1%5257.0 -- SPBEX-AS, RU 16 - AS209856 10162 0.1%5081.0 -- SOFT-TEHNICA, RO 17 - AS26405 19995 0.2%3999.0 -- HDCS, US 18 - AS454943978 0.1%3978.0 -- LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP 19 - AS17794 22302 0.3%3717.0 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 20 - AS480906966 0.1%3483.0 -- PPTECHNOLOGY, GB TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 23.236.64.0/2438841 0.5% AS136897 -- ENJOYVC-AS-AP Enjoyvc Cloud Group Limited., HK 2 - 186.219.224.0/22 34300 0.4% AS270598 -- FUSION INTERNET WIFI LTDA, BR 3 - 45.182.52.0/2233504 0.4% AS269285 -- Pronetech Fibra, BR 4 - 45.172.92.0/2233280 0.4% AS265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX 5 - 170.238.225.0/24 32892 0.4% AS266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR 6 - 103.248.132.0/22 29239 0.3% AS132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG 7 - 41.209.0.0/18 25049 0.3% AS9129 -- KE-NET2000, ZA 8 - 67.211.53.0/2419981 0.2% AS26405 -- HDCS, US 9 - 129.134.136.0/24 19858 0.2% AS63293 -- FACEBOOK-OFFNET, US 10 - 45.183.178.0/24 17734 0.2% AS270142 -- Castor Networks Mexico, MX 11 - 103.223.2.0/2415043 0.2% AS135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID 12 - 142.34.23.0/2415042 0.2% AS15830 -- EQUINIX, NL AS30715 -- Q9-AS-KML1, US 13 - 102.69.52.0/2214593 0.2% AS37284 -- Aljeel-net, LY 14 - 103.177.86.0/24 13551 0.2% AS149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 15 - 103.177.87.0/24 13497 0.1% AS149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 16 - 63.72.235.0/2413445 0.1% AS39997 -- GLIC, US 17 - 63.88.174.0/2413443 0.1% AS39997 -- GLIC, US 18 - 193.124.17.0/24 13283 0.1% AS18450 -- WEBNX, US AS197450 -- SUNUCUN, TR 19 - 194.153.77.0/24 13196 0.1% AS207928 -- ALTAMEER,
[apops] IPv6 BGP Update Report
IPv6 BGP Update Report Interval: 11-Aug-23 -to- 24-Aug-23 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS184032186463 42.5% 572.4 -- FPT-AS-AP FPT Telecom Company, VN 2 - AS202256 177957 3.5% 185.4 -- LAWLIETNET, CN 3 - AS20473108338 2.1% 71.5 -- AS-CHOOPA, US 4 - AS7602 99631 1.9% 14233.0 -- SPT-AS-VN Sai gon Postel Corporation, VN 5 - AS53667 78913 1.5% 75.2 -- PONYNET, US 6 - AS26339072552 1.4%3154.4 -- FNT Telecomunicacoes e Acesso a Redes de Internet, BR 7 - AS28573 53757 1.1% 68.6 -- Claro NXT Telecomunicacoes Ltda, BR 8 - AS28263 48157 0.9%2006.5 -- Ensite Brasil Telecomunicacoes Ltda - ME, BR 9 - AS33771 45821 0.9%4165.5 -- SAFARICOM-LIMITED, KE 10 - AS7545 44898 0.9% 18.0 -- TPG-INTERNET-AP TPG Telecom Limited, AU 11 - AS11172 44749 0.9% 14.7 -- Alestra, S. de R.L. de C.V., MX 12 - AS61302 42193 0.8% 64.5 -- HUIZE_TELECOM Huize Telecom, GB 13 - AS7552 40505 0.8% 16.0 -- VIETEL-AS-AP Viettel Group, VN 14 - AS38266 39362 0.8% 26.6 -- VIL-AS-AP Vodafone Idea Ltd, IN 15 - AS12041 37652 0.7% 225.5 -- AS-AFILIAS1, US 16 - AS26452534097 0.7%1549.9 -- Coelho Tecnologia, BR 17 - AS19180 33109 0.6% 33109.0 -- AMERICATEL PERU S.A., PE 18 - AS26764132070 0.6% 32070.0 -- DK Telecom, BR 19 - AS21038429718 0.6%2971.8 -- KUDOS-AS, TW 20 - AS13780 27065 0.5%2706.5 -- MILEHIGHWALRUS-NETWORK, US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS19180 33109 0.6% 33109.0 -- AMERICATEL PERU S.A., PE 2 - AS26764132070 0.6% 32070.0 -- DK Telecom, BR 3 - AS27266817221 0.3% 17221.0 -- COOPER NET TELECON INSTALACOES TELECOMUNICACOES, BR 4 - AS26835515118 0.3% 15118.0 -- RESENDE & GONCALVES SERVICOS E INTERNET LTDA, BR 5 - AS15040415103 0.3% 15103.0 -- THUNDER-AS-AP Thunder Network Limited, HK 6 - AS7602 99631 1.9% 14233.0 -- SPT-AS-VN Sai gon Postel Corporation, VN 7 - AS13992113280 0.3% 13280.0 -- UNIXFY-AS Unixfy, SG 8 - AS20119610797 0.2% 10797.0 -- BERMOND-AS, VG 9 - AS20438210019 0.2% 10019.0 -- ANNATEL-, FR 10 - AS203664 7932 0.1%7932.0 -- LANXING-AS, CN 11 - AS20656922127 0.4%7375.7 -- PAULHENRI-ZIMMERLIN, FR 12 - AS20088214574 0.3%7287.0 -- SAHIL-S-NETWORK, US 13 - AS54625 13702 0.3%6851.0 -- KUDOS-STUDIO, CA 14 - AS210564 6317 0.1%6317.0 -- SWANTZTER-AS, SE 15 - AS27060017444 0.3%5814.7 -- BL TELECOMUNICACOES E SERVICOS EIRELI, BR 16 - AS27103421210 0.4%5302.5 -- GM Telecom LTDA, BR 17 - AS212516 4299 0.1%4299.0 -- NET-ALESSIOCAIROLI Alessio Cairoli, IT 18 - AS33771 45821 0.9%4165.5 -- SAFARICOM-LIMITED, KE 19 - AS269522 4000 0.1%4000.0 -- SANTOS & ALMEIDA COMUNICACOES LTDA, BR 20 - AS26815413139 0.3%3284.8 -- ERIKA MONTEIRO GUERRA, BR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 2001:1380:2000:: 33109 0.6% AS19180 -- AMERICATEL PERU S.A., PE 2 - 2804:4498:8000:: 32070 0.6% AS267641 -- DK Telecom, BR 3 - 2804:20fc:1b00:: 19027 0.3% AS264525 -- Coelho Tecnologia, BR 4 - 2804:6e7c::/3217404 0.3% AS270600 -- BL TELECOMUNICACOES E SERVICOS EIRELI, BR 5 - 2804:86d0::/3217221 0.3% AS272668 -- COOPER NET TELECON INSTALACOES TELECOMUNICACOES, BR 6 - 2402:f800:df00:: 16608 0.3% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 7 - 2402:f800::: 16603 0.3% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 8 - 2402:f800:ef00:: 16603 0.3% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 9 - 2402:f800:cf00:: 16603 0.3% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 10 - 2402:f800::/4816603 0.3% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 11 - 2402:f800:ff00:: 16599 0.3% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 12 - 2804:4fe0::/3215118 0.3% AS268355 -- RESENDE & GONCALVES SERVICOS E INTERNET LTDA, BR 13 - 2400:58a0:1800:: 15103 0.3% AS150404 -- THUNDER-AS-AP Thunder Network Limited, HK 14 - 2404:f4c0:8868:: 14799 0.3% AS210384 -- KUDOS-AS, TW 15 - 2a06:a001:a108:: 14772 0.3% AS210384 -- KUDOS-AS, TW 16 - 2a0a:6040:e6ff:: 14571 0.3% AS200882 -- SAHIL-S-NETWORK, US 17 - 2602:fc23:151::/ 13697 0.2% AS54625 -- KUDOS-STUDIO, CA 18 - 2406:840:f895::/ 13373 0.2% AS212034 -- sclrnet.com research net, CA 19 - 2a
