[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 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 12 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: 927197 Prefixes after maximum aggregation (per Origin AS): 351848 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 452652 Total ASes present in the Internet Routing Table: 74689 Prefixes per ASN: 12.41 Origin-only ASes present in the Internet Routing Table: 64139 Origin ASes announcing only one prefix: 26321 Transit ASes present in the Internet Routing Table: 10550 Transit-only ASes present in the Internet Routing Table:460 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 68 Max AS path prepend of ASN (263725) 64 Prefixes from unregistered ASNs in the Routing Table: 1089 Number of instances of unregistered ASNs: 1091 Number of 32-bit ASNs allocated by the RIRs: 42412 Number of 32-bit ASNs visible in the Routing Table: 34947 Prefixes from 32-bit ASNs in the Routing Table: 174202 Number of bogon 32-bit ASNs visible in the Routing Table:31 Special use prefixes present in the Routing Table:1 Prefixes being announced from unallocated address space:583 Number of addresses announced to Internet: 3053031936 Equivalent to 181 /8s, 249 /16s and 146 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 308731 APNIC Region Analysis Summary - Prefixes being announced by APNIC Region ASes: 246423 Total APNIC prefixes after maximum aggregation: 70396 APNIC Deaggregation factor:3.50 Prefixes being announced from the APNIC address blocks: 240152 Unique aggregates announced from the APNIC address blocks:98847 APNIC Region origin ASes present in the Internet Routing Table: 13588 APNIC Prefixes per ASN: 17.67 APNIC Region origin ASes announcing only one prefix: 4016 APNIC Region transit ASes present in the Internet Routing Table: 1797 Average APNIC Region AS path length visible:4.4 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8907 Number of APNIC addresses announced to Internet: 773483392 Equivalent to 46 /8s, 26 /16s and 107 /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:271694 Total ARIN prefixes after maximum aggregation: 123742 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 273727 Unique aggregates announced from the ARIN address blocks:130872 ARIN Region origin ASes present in the Internet Routing Table:19086 ARIN Prefixes per ASN:
[apops] The CIDR Report
This report has been generated at Fri Aug 11 21:05:32 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
04-08-23933145 512808
05-08-23933078 513839
06-08-23933097 513810
07-08-23932825 513729
08-08-23932688 513876
09-08-23933369 513770
10-08-23932821 514411
11-08-23932732 514889
AS Summary
74834 Number of ASes in routing system
26541 Number of ASes announcing only one prefix
11476 Largest number of prefixes announced by an AS
AS8151 : UNINET, MX
228687616 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').
--- 11Aug23 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 932701 515000 41770144.8% All ASes
AS9808 9532 1303 822986.3% CHINAMOBILE-CN China
Mobile Communications Group
Co., Ltd., CN
AS8151 11476 3737 773967.4% UNINET, MX
AS39891 4897 85 481298.3% ALJAWWALSTC-AS, SA
AS7155 4194 125 406997.0% VIASAT-SP-BACKBONE, US
AS12479 7340 3292 404855.1% UNI2-AS, ES
AS18403 4239 455 378489.3% FPT-AS-AP FPT Telecom
Company, VN
AS7545 5696 1924 377266.2% TPG-INTERNET-AP TPG
Telecom Limited, AU
AS16509 8813 5119 369441.9% AMAZON-02, US
AS6327 3527 68 345998.1% SHAW, CA
AS7713 3596 145 345196.0% TELKOMNET-AS-AP PT
Telekomunikasi Indonesia, ID
AS7552 3652 206 344694.4% VIETEL-AS-AP Viettel
Group, VN
AS8551 3457 188 326994.6% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,
IL
AS22773 3558 431 312787.9%
ASN-CXA-ALL-CCI-22773-RDC, US
AS9498 3071 265 280691.4% BBIL-AP BHARTI Airtel
Ltd., IN
AS4538 4944 2486 245849.7% ERX-CERNET-BKB China
Education and Research
Network Center, CN
AS396982 2684 422 226284.3% GOOGLE-CLOUD-PLATFORM, US
AS8452 2451 361 209085.3% TE-AS TE-AS, EG
AS11492 4522 2465 205745.5% CABLEONE, US
AS12389 2965 988 197766.7% ROSTELECOM-AS, RU
AS4755 2182 232 195089.4% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP, IN
AS24560 2481 545 193678.0% AIRTELBROADBAND-AS-AP
Bharti Airtel Ltd., Telemedia
Services, IN
AS11830 1996 169 182791.5% Instituto Costarricense
de Electricidad y Telecom.,
CR
AS45090 2185 436 174980.0% TENCENT-NET-AP Shenzhen
Tencent Computer Systems
Company Limited, CN
AS45899 3351 1686 166549.7% VNPT-AS-VN VNPT Corp, VN
AS3672971 1419 155252.2% DNIC-ASBLK-00306-00371,
US
AS2092397 883 151463.2%
CENTURYLINK-US-LEGACY-QWEST,
US
AS56047 1521 44 147797.1% CMNET-HUNAN-AP China
Mobile communications
corporation, CN
AS45609 1898 522 137672.5% BHARTI-MOBILITY-AS-AP
Bharti Ai
[apops] The CIDR Report
This report has been generated at Fri Aug 11 21:46:12 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 04-08-23192268 96493 05-08-23192371 96549 06-08-23192413 96711 07-08-23192583 96336 08-08-23192567 96773 09-08-23192784 96856 10-08-23192873 96841 11-08-23192937 96841 AS Summary 31825 Number of ASes in routing system 20146 Number of ASes announcing only one prefix 5815 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. --- 11Aug23 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 192975969649601149.8% All ASes AS11172 5815 791 502486.4% Alestra, S. de R.L. de C.V., MX AS9808 4578 377 420191.8% CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN AS18403 41947 418799.8% FPT-AS-AP FPT Telecom Company, VN AS7552 25325 252799.8% VIETEL-AS-AP Viettel Group, VN AS45609 2503 492 201180.3% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS24547 1830 20 181098.9% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS16509 3767 2180 158742.1% AMAZON-02, US AS28573 1683 245 143885.4% Claro NXT Telecomunicacoes Ltda, BR AS45271 1743 329 141481.1% ICLNET-AS-AP Idea Cellular Limited, IN AS39891 1322 65 125795.1% ALJAWWALSTC-AS, SA AS12479 1621 430 119173.5% UNI2-AS, ES AS62240 1259 89 117092.9% CLOUVIDER Clouvider - Global ASN, GB AS22773 1312 167 114587.3% ASN-CXA-ALL-CCI-22773-RDC, US AS56046 1144 20 112498.3% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS32098 1382 347 103574.9% TRANSTELCO-INC, US AS38496 1061 37 102496.5% 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 AS38266 1428 526 90263.2% VIL-AS-AP Vodafone Idea Ltd, IN AS20115 1264 523 74158.6% CHARTER-20115, US AS56047 719 46 67393.6% CMNET-HUNAN-AP China Mobile communications corporation, CN AS30036 984 339 64565.5% MEDIACOM-ENTERPRISE-BUSINESS, US AS24432 650 40 61093.8% AXIATA-ROBI-AS-AP TM International Bangladesh Ltd.Internet service Pro- vider,Gulshan-1,Dhaka-1212, BD AS56167 616 12 60498.1% PTML-PK Plot No 181-186 Street, PK AS61302 644 52 59291.
[apops] BGP Update Report
BGP Update Report Interval: 28-Jul-23 -to- 10-Aug-23 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS16509 272841 3.5% 92.6 -- AMAZON-02, US 2 - AS399077 138514 1.8% 300.5 -- TERAEXCH, US 3 - AS45899 131650 1.7% 40.1 -- VNPT-AS-VN VNPT Corp, VN 4 - AS9829 114912 1.5% 72.1 -- BSNL-NIB National Internet Backbone, IN 5 - AS8151 112556 1.4% 12.2 -- UNINET, MX 6 - AS755291982 1.2% 26.6 -- VIETEL-AS-AP Viettel Group, VN 7 - AS64050 65034 0.8% 76.5 -- BCPL-SG BGPNET Global ASN, SG 8 - AS36873 63299 0.8% 243.5 -- VNL1-AS, NG 9 - AS647 46130 0.6% 124.3 -- DNIC-ASBLK-00616-00665, US 10 - AS58224 45981 0.6% 28.9 -- TCI, IR 11 - AS136897 39120 0.5% 832.3 -- ENJOYVC-AS-AP Enjoyvc Cloud Group Limited., HK 12 - AS11830 39117 0.5% 24.7 -- Instituto Costarricense de Electricidad y Telecom., CR 13 - AS63293 38869 0.5% 762.1 -- FACEBOOK-OFFNET, US 14 - AS782138248 0.5%3477.1 -- ZAYO-MN, US 15 - AS958335155 0.5% 20.3 -- SIFY-AS-IN Sify Limited, IN 16 - AS270598 32644 0.4% 16322.0 -- FUSION INTERNET WIFI LTDA, BR 17 - AS39855 32418 0.4% 125.7 -- MOD-EU, US 18 - AS132829 32084 0.4%5347.3 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG 19 - AS265566 32013 0.4%8003.2 -- TELESISTEMAS PENINSULARES SA DE CV, MX 20 - AS58731 31601 0.4%6320.2 -- TELINTLSA-AS Telekomunikasi Indonesia International T.L. S.A., TL TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS266407 27778 0.3% 27778.0 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR 2 - AS211998 26402 0.3% 26402.0 -- BONZINET, GB 3 - AS270142 17776 0.2% 17776.0 -- Castor Networks Mexico s de rl, MX 4 - AS270598 32644 0.4% 16322.0 -- FUSION INTERNET WIFI LTDA, BR 5 - AS39997 24702 0.3% 12351.0 -- GLIC, US 6 - AS636431185 0.4% 10395.0 -- ATLANTIC-NET-1, US 7 - AS47855 10175 0.1% 10175.0 -- PRIME Moscow branch, RU 8 - AS6428 9870 0.1%9870.0 -- CDM, US 9 - AS136103 27658 0.3%9219.3 -- IDNIC-USM-AS-ID Universitas Semarang, ID 10 - AS265566 32013 0.4%8003.2 -- TELESISTEMAS PENINSULARES SA DE CV, MX 11 - AS177013984 0.2%6992.0 -- RINGSTADAS Ringstad Consulting AS, EU 12 - AS3983696642 0.1%6642.0 -- SCHOF-149-1, US 13 - AS58731 31601 0.4%6320.2 -- TELINTLSA-AS Telekomunikasi Indonesia International T.L. S.A., TL 14 - AS50276 12181 0.2%6090.5 -- MUCTR, RU 15 - AS17794 22969 0.3%5742.2 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 16 - AS26405 22278 0.3%5569.5 -- HDCS, US 17 - AS132829 32084 0.4%5347.3 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG 18 - AS136856 13798 0.2%4599.3 -- IDNIC-BERSAMANET-AS-ID PT. Tower Bersama, ID 19 - AS2098568381 0.1%4190.5 -- SOFT-TEHNICA, RO 20 - AS1505324125 0.1%4125.0 -- IDNIC-KORPOLAIRUDPOLRI-AS-ID Korpolairud Baharkam Polri, ID TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 23.236.64.0/2438686 0.5% AS136897 -- ENJOYVC-AS-AP Enjoyvc Cloud Group Limited., HK 2 - 129.134.136.0/24 37626 0.5% AS63293 -- FACEBOOK-OFFNET, US 3 - 186.219.224.0/22 32621 0.4% AS270598 -- FUSION INTERNET WIFI LTDA, BR 4 - 103.248.132.0/22 32028 0.4% AS132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG 5 - 45.172.92.0/2231919 0.4% AS265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX 6 - 69.28.87.0/24 31167 0.4% AS6364 -- ATLANTIC-NET-1, US 7 - 142.34.23.0/2428524 0.3% AS15830 -- EQUINIX, NL 8 - 170.238.225.0/24 27778 0.3% AS266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR 9 - 41.209.0.0/18 26508 0.3% AS9129 -- KE-NET2000, ZA 10 - 45.151.214.0/24 26402 0.3% AS211998 -- BONZINET, GB 11 - 186.219.164.0/22 22316 0.3% AS262754 -- FLIX TELECOM, BR 12 - 67.211.53.0/2422267 0.3% AS26405 -- HDCS, US 13 - 45.183.178.0/24 17776 0.2% AS270142 -- Castor Networks Mexico s de rl, MX 14 - 45.182.52.0/2216936 0.2% AS269285 -- Pronetech Fibra, BR 15 - 103.223.2.0/2415005 0.2% AS135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID 16 - 63.72.235.0/2412355 0.1% AS39997 -- GLIC, US 17 - 63.88.174.0/2412347 0.1% AS39997 -- GLIC, US 18 - 181.225.43.0/24 11920 0.1% AS8053 -- IFX Networks Venezuela C.A., VE 19 - 181.225.48.0/24 11846 0.1% AS8053 -- IFX Networks Venezuela C.A., VE 20 - 143.45.112.0/2
[apops] IPv6 BGP Update Report
IPv6 BGP Update Report Interval: 28-Jul-23 -to- 10-Aug-23 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS18403309746 10.4% 143.9 -- FPT-AS-AP FPT Telecom Company, VN 2 - AS202256 206136 6.9% 214.7 -- LAWLIETNET, CN 3 - AS7602 99911 3.4% 14273.0 -- SPT-AS-VN Sai gon Postel Corporation, VN 4 - AS20473 92432 3.1% 59.9 -- AS-CHOOPA, US 5 - AS53667 81189 2.7% 46.3 -- PONYNET, US 6 - AS27103472045 2.4% 24015.0 -- GM Telecom LTDA, BR 7 - AS33771 70711 2.4%5439.3 -- SAFARICOM-LIMITED, KE 8 - AS28573 53151 1.8% 69.2 -- Claro NXT Telecomunicacoes Ltda, BR 9 - AS61945 46775 1.6%1799.0 -- PIX BRASIL NETWORKS LTDA, BR 10 - AS7545 43986 1.5% 16.9 -- TPG-INTERNET-AP TPG Telecom Limited, AU 11 - AS9009 43288 1.4% 181.1 -- M247, RO 12 - AS26452538024 1.3%1728.4 -- Coelho Tecnologia, BR 13 - AS23764 33025 1.1%1942.6 -- CTGNET CTGNet, HK 14 - AS19180 32579 1.1% 32579.0 -- AMERICATEL PERU S.A., PE 15 - AS21038430421 1.0%3042.1 -- KUDOS-AS, TW 16 - AS27060030402 1.0% 10134.0 -- BL TELECOMUNICACOES E SERVICOS EIRELI, BR 17 - AS27266829835 1.0% 29835.0 -- COOPER NET TELECON INSTALACOES TELECOMUNICACOES, BR 18 - AS26835528286 0.9% 28286.0 -- RESENDE & GONCALVES SERVICOS E INTERNET LTDA, BR 19 - AS26764126487 0.9%6621.8 -- DK Telecom, BR 20 - AS17072 26180 0.9% 23.0 -- TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS19180 32579 1.1% 32579.0 -- AMERICATEL PERU S.A., PE 2 - AS27266829835 1.0% 29835.0 -- COOPER NET TELECON INSTALACOES TELECOMUNICACOES, BR 3 - AS26835528286 0.9% 28286.0 -- RESENDE & GONCALVES SERVICOS E INTERNET LTDA, BR 4 - AS27103472045 2.4% 24015.0 -- GM Telecom LTDA, BR 5 - AS15040414950 0.5% 14950.0 -- THUNDER-AS-AP Thunder Network Limited, HK 6 - AS7602 99911 3.4% 14273.0 -- SPT-AS-VN Sai gon Postel Corporation, VN 7 - AS13992112785 0.4% 12785.0 -- UNIXFY-AS Unixfy, SG 8 - AS20119612276 0.4% 12276.0 -- BERMOND-AS, VG 9 - AS19764610624 0.4% 10624.0 -- GAORUIKANG, TW 10 - AS20438210141 0.3% 10141.0 -- ANNATEL-, FR 11 - AS27060030402 1.0% 10134.0 -- BL TELECOMUNICACOES E SERVICOS EIRELI, BR 12 - AS32882010084 0.3% 10084.0 -- TF-Telecom-AS, ZA 13 - AS20656923110 0.8%7703.3 -- PAULHENRI-ZIMMERLIN, FR 14 - AS54625 15254 0.5%7627.0 -- KUDOS-STUDIO, CA 15 - AS20088215096 0.5%7548.0 -- SAHIL-S-NETWORK, US 16 - AS203664 7135 0.2%7135.0 -- LANXING-AS, CN 17 - AS26764126487 0.9%6621.8 -- DK Telecom, BR 18 - AS53115 13025 0.4%6512.5 -- ISPX Solucoes em Telecomunicacoes SPE Ltda, BR 19 - AS268900 5610 0.2%5610.0 -- Reabra Tecnologia Para Administrao de Redes Ltda -, BR 20 - AS33771 70711 2.4%5439.3 -- SAFARICOM-LIMITED, KE TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 2001:1380:2000:: 32579 1.0% AS19180 -- AMERICATEL PERU S.A., PE 2 - 2804:6e7c::/3230390 0.9% AS270600 -- BL TELECOMUNICACOES E SERVICOS EIRELI, BR 3 - 2804:86d0::/3229835 0.9% AS272668 -- COOPER NET TELECON INSTALACOES TELECOMUNICACOES, BR 4 - 2804:4fe0::/3228286 0.9% AS268355 -- RESENDE & GONCALVES SERVICOS E INTERNET LTDA, BR 5 - 2804:4498:8000:: 26432 0.8% AS267641 -- DK Telecom, BR 6 - 2804:7540::/3524217 0.8% AS271034 -- GM Telecom LTDA, BR 7 - 2804:7540::/3623953 0.7% AS271034 -- GM Telecom LTDA, BR 8 - 2804:7540:1000:: 23875 0.7% AS271034 -- GM Telecom LTDA, BR 9 - 2804:20fc:1b00:: 19378 0.6% AS264525 -- Coelho Tecnologia, BR 10 - 2402:f800:ff00:: 16658 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 11 - 2402:f800:df00:: 16653 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 12 - 2402:f800:ef00:: 16652 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 13 - 2402:f800::/4816649 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 14 - 2402:f800:cf00:: 16648 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 15 - 2402:f800::: 16643 0.5% AS7602 -- SPT-AS-VN Sai gon Postel Corporation, VN 16 - 2602:fc23:151::/ 15252 0.5% AS54625 -- KUDOS-STUDIO, CA 17 - 2404:f4c0:8868:: 15105 0.5% AS210384 -- KUDOS-AS, TW 18 - 2a06:a001:a108:: 15094 0.5% AS210384 -- KUDOS-AS, TW 19 - 2a0a:6040:e6ff:: 15094 0.5%
