[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 11 Sep, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary BGP routing table entries examined: 861637 Prefixes after maximum aggregation (per Origin AS): 326121 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 414174 Total ASes present in the Internet Routing Table: 71910 Prefixes per ASN: 11.98 Origin-only ASes present in the Internet Routing Table: 61801 Origin ASes announcing only one prefix: 25551 Transit ASes present in the Internet Routing Table: 10109 Transit-only ASes present in the Internet Routing Table:329 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 37 Max AS path prepend of ASN (141827) 33 Prefixes from unregistered ASNs in the Routing Table: 967 Number of instances of unregistered ASNs: 974 Number of 32-bit ASNs allocated by the RIRs: 37182 Number of 32-bit ASNs visible in the Routing Table: 30868 Prefixes from 32-bit ASNs in the Routing Table: 143537 Number of bogon 32-bit ASNs visible in the Routing Table:37 Special use prefixes present in the Routing Table:1 Prefixes being announced from unallocated address space:470 Number of addresses announced to Internet: 3039121536 Equivalent to 181 /8s, 37 /16s and 80 /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: 286233 APNIC Region Analysis Summary - Prefixes being announced by APNIC Region ASes: 231597 Total APNIC prefixes after maximum aggregation: 66091 APNIC Deaggregation factor:3.50 Prefixes being announced from the APNIC address blocks: 227042 Unique aggregates announced from the APNIC address blocks:90918 APNIC Region origin ASes present in the Internet Routing Table: 11927 APNIC Prefixes per ASN: 19.04 APNIC Region origin ASes announcing only one prefix: 3390 APNIC Region transit ASes present in the Internet Routing Table: 1668 Average APNIC Region AS path length visible:4.5 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7082 Number of APNIC addresses announced to Internet: 773837568 Equivalent to 46 /8s, 31 /16s and 211 /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:251817 Total ARIN prefixes after maximum aggregation: 115198 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 251659 Unique aggregates announced from the ARIN address blocks:119787 ARIN Region origin ASes present in the Internet Routing Table:18899 ARIN Prefixes per ASN:13.32 ARIN Region
[apops] The CIDR Report
This report has been generated at Fri Sep 10 21:14:43 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 03-09-21892964 490392 04-09-21893022 489811 05-09-21892639 490354 06-09-21893392 490127 07-09-21893498 490543 08-09-21893870 490715 09-09-21894035 490409 10-09-21893432 491125 AS Summary 72174 Number of ASes in routing system 25320 Number of ASes announcing only one prefix 8321 Largest number of prefixes announced by an AS AS9808 : CMNET-GD Guangdong Mobile Communication Co.Ltd., CN 178481664 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'). --- 10Sep21 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 892350 490932 40141845.0% All ASes AS8151 8269 1399 687083.1% Uninet S.A. de C.V., MX AS9808 8321 1932 638976.8% CMNET-GD Guangdong Mobile Communication Co.Ltd., CN AS12479 6840 1203 563782.4% UNI2-AS, ES AS7545 5806 746 506087.2% TPG-INTERNET-AP TPG Telecom Limited, AU AS47331 8182 3314 486859.5% TTNET, TR AS7155 3968 159 380996.0% VIASAT-SP-BACKBONE, US AS7552 3647 115 353296.8% VIETEL-AS-AP Viettel Group, VN AS7713 3526 111 341596.9% TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID AS22773 4010 616 339484.6% ASN-CXA-ALL-CCI-22773-RDC, US AS39891 3269 44 322598.7% ALJAWWALSTC-AS, SA AS6327 3365 494 287185.3% SHAW, CA AS8551 3314 732 258277.9% BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL AS4538 4861 2280 258153.1% ERX-CERNET-BKB China Education and Research Network Center, CN AS16509 5537 3303 223440.3% AMAZON-02, US AS11492 4663 2499 216446.4% CABLEONE, US AS9498 2364 393 197183.4% BBIL-AP BHARTI Airtel Ltd., IN AS12389 2903 1027 187664.6% ROSTELECOM-AS, RU AS18403 1841 62 177996.6% FPT-AS-AP The Corporation for Financing & Promoting Technology, VN AS4755 2110 351 175983.4% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN AS45090 2127 424 170380.1% CNNIC-TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Limited, CN AS45899 2893 1232 166157.4% VNPT-AS-VN VNPT Corp, VN AS9394 1699 41 165897.6% CTTNET China TieTong Telecommunications Corporation, CN AS24560 1958 490 146875.0% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services, IN AS2092508 1094 141456.4% CENTURYLINK-US-LEGACY-QWEST, US AS18566 1970 576 139470.8% MEGAPATH5-, US AS11830 2497 1200 129751.9% Instituto Costarricense de Electricidad y Telecom., CR AS56046 1313 133 118089.9% CMNET-JIANGSU-AP China Mobile communications c
[apops] BGP Update Report
BGP Update Report Interval: 26-Aug-21 -to- 09-Sep-21 (14 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS8151 247430 2.6% 29.8 -- Uninet S.A. de C.V., MX 2 - AS16509 149987 1.6% 27.2 -- AMAZON-02, US 3 - AS13977 95212 1.0% 108.4 -- CTELCO, US 4 - AS64050 89509 1.0% 108.8 -- BCPL-SG BGPNET Global ASN, SG 5 - AS771378099 0.8% 22.1 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 6 - AS17794 67322 0.7%4808.7 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 7 - AS36903 64508 0.7% 54.5 -- MT-MPLS, MA 8 - AS982960791 0.7% 32.7 -- BSNL-NIB National Internet Backbone, IN 9 - AS24835 60312 0.6% 41.3 -- RAYA-AS, EG 10 - AS13213 57256 0.6% 166.4 -- UK2NET-AS, GB 11 - AS671351621 0.6% 83.9 -- IAM-AS, MA 12 - AS58224 44681 0.5% 27.3 -- TCI, IR 13 - AS12025 44436 0.5% 355.5 -- IMDC-AS12025, US 14 - AS47730 43662 0.5% 21831.0 -- JEANDELESTRE, FR 15 - AS39891 41492 0.4% 12.7 -- ALJAWWALSTC-AS, SA 16 - AS45899 40533 0.4% 11.5 -- VNPT-AS-VN VNPT Corp, VN 17 - AS132839 39363 0.4% 112.5 -- POWERLINE-AS-AP POWER LINE DATACENTER, HK 18 - AS12389 37661 0.4% 13.2 -- ROSTELECOM-AS, RU 19 - AS133201 37190 0.4% 31.2 -- COMING-AS ABCDE GROUP COMPANY LIMITED, HK 20 - AS18403 33823 0.4% 18.3 -- FPT-AS-AP The Corporation for Financing & Promoting Technology, VN TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS47730 43662 0.5% 21831.0 -- JEANDELESTRE, FR 2 - AS137346 11911 0.1% 11911.0 -- CNI-AS-ID PT Cyber Network Indonesia, ID 3 - AS17794 67322 0.7%4808.7 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 4 - AS454944275 0.1%4275.0 -- LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP 5 - AS2119754233 0.1%4233.0 -- WOHLERT, DE 6 - AS3942193517 0.0%3517.0 -- MRESORT, US 7 - AS204626537 0.3%3317.1 -- DNIC-AS-02046, US 8 - AS399974884 0.1%2442.0 -- GLIC, US 9 - AS2093058616 0.1%2154.0 -- CFL, LU 10 - AS52541 14272 0.1%2038.9 -- New Speed Internet Banda Larga, BR 11 - AS58879 28942 0.3%1929.5 -- ANCHNET Shanghai Anchang Network Security Technology Co.,Ltd., CN 12 - AS3134 5476 0.1%1825.3 -- USAID-ASN, US 13 - AS27871 20442 0.2%1703.5 -- Telecom Argentina S.A., AR 14 - AS196745067 0.1%1689.0 -- NAVPOINT, US 15 - AS26405 26270 0.3%1641.9 -- HDCS, US 16 - AS20101 24014 0.3%1600.9 -- MICHWAVE, US 17 - AS3995041565 0.0%1565.0 -- STREAMING-SYSTEMS-LLC, US 18 - AS263864 17037 0.2%1419.8 -- CLIC RAPIDO TELECOMUNICACAO LTDA, BR 19 - AS225991394 0.0%1394.0 -- MARATHON-HEALTH, US 20 - AS1381079642 0.1%1377.4 -- IDNIC-VDCI-AS-ID PT Virtual Data Centra Indonesia, ID TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 197.186.0.0/1527866 0.3% AS37133 -- airtel-tz-as, TZ 2 - 67.211.53.0/2426211 0.3% AS26405 -- HDCS, US 3 - 64.68.236.0/2223825 0.2% AS13904 -- COSLINK, US 4 - 203.145.74.0/24 22437 0.2% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 5 - 203.145.78.0/24 22432 0.2% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 6 - 202.45.88.0/2422404 0.2% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 7 - 45.148.160.0/24 22200 0.2% AS47730 -- JEANDELESTRE, FR 8 - 138.207.67.0/24 21572 0.2% AS12025 -- IMDC-AS12025, US 9 - 138.207.66.0/24 21520 0.2% AS12025 -- IMDC-AS12025, US 10 - 45.148.160.0/22 21462 0.2% AS47730 -- JEANDELESTRE, FR 11 - 170.79.222.0/23 16873 0.2% AS263864 -- CLIC RAPIDO TELECOMUNICACAO LTDA, BR 12 - 209.22.67.0/2413223 0.1% AS2046 -- DNIC-AS-02046, US 13 - 209.22.66.0/2413222 0.1% AS2046 -- DNIC-AS-02046, US 14 - 200.108.140.0/24 13047 0.1% AS27669 -- E-life Paraguay S.A., PY 15 - 199.192.180.0/22 12501 0.1% AS20101 -- MICHWAVE, US 16 - 182.23.171.0/24 11912 0.1% AS137346 -- CNI-AS-ID PT Cyber Network Indonesia, ID 17 - 216.18.240.0/20 11471 0.1% AS20101 -- MICHWAVE, US 18 - 162.217.132.0/24 10765 0.1% AS22062 -- GEOSTAR, US 19 - 130.137.78.0/249534 0.1% AS16509 -- AMAZON-02, US 20 - 130.137.79.0/249510 0.1% AS16509 -- AMAZON-02, US Details at http://bgpupdates.potaroo.net Copies of this report are mailed to: apops@apops.net _
[apops] The CIDR Report
This report has been generated at Fri Sep 10 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 03-09-21138044 72034 04-09-21138057 72105 05-09-21137956 72152 06-09-21138085 72215 07-09-21138165 72223 08-09-21138196 72285 09-09-21138348 72195 10-09-21138361 72195 AS Summary 27502 Number of ASes in routing system 18342 Number of ASes announcing only one prefix 3216 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. --- 10Sep21 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 138311725116580047.6% All ASes AS11172 3216 124 309296.1% Alestra, S. de R.L. de C.V., MX AS9808 2786 411 237585.2% CMNET-GD Guangdong Mobile Communication Co.Ltd., CN AS7552 2002 96 190695.2% VIETEL-AS-AP Viettel Group, VN AS17622 2434 649 178573.3% CNCGROUP-GZ China Unicom Guangzhou network, CN AS45609 2137 392 174581.7% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS12479 15894 158599.7% UNI2-AS, ES AS24547 1490 50 144096.6% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS45271 1503 203 130086.5% ICLNET-AS-AP Idea Cellular Limited, IN AS22773 12689 125999.3% ASN-CXA-ALL-CCI-22773-RDC, US AS28573 1305 136 116989.6% CLARO S.A., BR AS56046 1058 12 104698.9% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS62240 984 29 95597.1% CLOUVIDER Clouvider - Global ASN, GB AS18403 891 11 88098.8% FPT-AS-AP The Corporation for Financing & Promoting Technology, VN AS17623 1430 594 83658.5% CNCGROUP-SZ China Unicom Shenzen network, CN AS56044 966 164 80283.0% CMNET-AS-LIAONING China Mobile communications corporation, CN AS4808896 105 79188.3% CHINA169-BJ China Unicom Beijing Province Network, CN AS39891 7979 78898.9% ALJAWWALSTC-AS, SA AS16509 1716 988 72842.4% AMAZON-02, US AS38266 860 252 60870.7% VODAFONE-IN Vodafone India Ltd., IN AS56047 630 40 59093.7% CMNET-HUNAN-AP China Mobile communications corporation, CN AS32098 930 342 58863.2% TRANSTELCO-INC, US AS8376634 107 52783.1% Jordan Data Communications, JO AS4134538 34 50493.7% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS133612 693 208 48570.0% VODAFONE-AS-AP Vodafone Australia Pty Ltd, AU AS20115 530 112 41878.9% CHARTER-20115, US AS30036 621 204 41767.1% MEDIACOM-ENTERPRISE-BUSINESS, US AS17552 421 11 41097.
[apops] IPv6 BGP Update Report
IPv6 BGP Update Report Interval: 26-Aug-21 -to- 09-Sep-21 (14 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS204731044816 35.1% 226.4 -- AS-CHOOPA, US 2 - AS11172177007 5.9% 54.9 -- Alestra, S. de R.L. de C.V., MX 3 - AS27951143263 4.8%2513.4 -- Media Commerce Partners S.A, CO 4 - AS20590865505 2.2% 10917.5 -- PETERCXY-NETWORKS PeterCxy Networks, DE 5 - AS21219654464 1.8%6051.6 -- PIEKACZ, GB 6 - AS20875345493 1.5%1338.0 -- NETSIX, IT 7 - AS21187044517 1.5% 14839.0 -- WALTHER-IT, AT 8 - AS41495 40506 1.4%8101.2 -- FAELIX, GB 9 - AS31514 38972 1.3% 19486.0 -- INF-NET-AS, RU 10 - AS13644038927 1.3% 38927.0 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 11 - AS26509835606 1.2%5086.6 -- Oria Eliza Hugo Carrasco-ME, BR 12 - AS38082 29608 1.0%3701.0 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH 13 - AS26274228995 1.0%2230.4 -- Fundacao Universidade Federal do ABC - UFABC, BR 14 - AS24429 27009 0.9%3001.0 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 15 - AS14093825312 0.8%1332.2 -- MNIHYC-AS-AP mnihyc Network Global, HK 16 - AS38526 23364 0.8%7788.0 -- IDNIC-PEMKOTYK-AS-ID Dinas Komunikasi Informatika dan Persandian Kota Yogyakarta, ID 17 - AS46050 22461 0.8% 22461.0 -- JOGJACAMP-AS-ID PT JC Indonesia, ID 18 - AS26827520127 0.7% 20127.0 -- GOOD TELECOM PROVEDOR DE INTERNET LTDA, BR 19 - AS59151 19983 0.7% 19983.0 -- IDNIC-JOGJAPROV-AS-ID Bidang Layanan Teknologi dan Informasi Dinas Perhubungan, ID 20 - AS26763819469 0.7% 19469.0 -- Wind Telecomunicacao do Brasil Ltda - ME, BR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS13644038927 1.3% 38927.0 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 2 - AS46050 22461 0.8% 22461.0 -- JOGJACAMP-AS-ID PT JC Indonesia, ID 3 - AS26827520127 0.7% 20127.0 -- GOOD TELECOM PROVEDOR DE INTERNET LTDA, BR 4 - AS59151 19983 0.7% 19983.0 -- IDNIC-JOGJAPROV-AS-ID Bidang Layanan Teknologi dan Informasi Dinas Perhubungan, ID 5 - AS31514 38972 1.3% 19486.0 -- INF-NET-AS, RU 6 - AS26763819469 0.7% 19469.0 -- Wind Telecomunicacao do Brasil Ltda - ME, BR 7 - AS34692 14871 0.5% 14871.0 -- ASN-CHLTD, GB 8 - AS21187044517 1.5% 14839.0 -- WALTHER-IT, AT 9 - AS20590865505 2.2% 10917.5 -- PETERCXY-NETWORKS PeterCxy Networks, DE 10 - AS20878910081 0.3% 10081.0 -- SENAT-AS, FR 11 - AS26608710031 0.3% 10031.0 -- Orbitel Telecomunicacoes e Informatica Ltda, BR 12 - AS51408 8206 0.3%8206.0 -- SIRIUS-AS, RU 13 - AS41495 40506 1.4%8101.2 -- FAELIX, GB 14 - AS212834 7807 0.3%7807.0 -- FR-DUREL-AS, FR 15 - AS212299 7806 0.3%7806.0 -- DEVBEN_NETWORK, FR 16 - AS14264215581 0.5%7790.5 -- ATONAL-AS-AP Atonal System, CN 17 - AS38526 23364 0.8%7788.0 -- IDNIC-PEMKOTYK-AS-ID Dinas Komunikasi Informatika dan Persandian Kota Yogyakarta, ID 18 - AS31649 6731 0.2%6731.0 -- RIPN-FDNS-RU-NYC, RU 19 - AS203974 6485 0.2%6485.0 -- ADS, RO 20 - AS21219654464 1.8%6051.6 -- PIEKACZ, GB TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 2400:dc40::/3238927 1.2% AS136440 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 3 - 2a01:9e02::/3226651 0.8% AS41495 -- FAELIX, GB 4 - 2a0e:b107:2f0::/ 24714 0.8% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 5 - 2a0e:b107:2f0::/ 24553 0.7% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 6 - 2405:3740::/3223340 0.7% AS38526 -- IDNIC-PEMKOTYK-AS-ID Dinas Komunikasi Informatika dan Persandian Kota Yogyakarta, ID 7 - 2801:17:4800::/4 22564 0.7% AS27951 -- Media Commerce Partners S.A, CO 8 - 2001:df5:d200::/ 22461 0.7% AS46050 -- JOGJACAMP-AS-ID PT JC Indonesia, ID 9 - 2404:2280:147::/ 21856 0.7% AS24429 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 10 - 2804:4ea8::/3220127 0.6% AS268275 -- GOOD TELECOM PROVEDOR DE INTERNET LTDA, BR 11 - 2001:df1:2600::/ 19983 0.6% AS59151 -- IDNIC-JOGJAPROV-AS-ID Bidang Layanan Teknologi dan Informasi Dinas Perhubungan, ID 12 - 2a05:3181::: 19486 0.6% AS31514 -- INF-NET-AS, RU 13 - 2a05:3181::/3219486 0.6% AS31514 -- INF-NET-AS, RU 14 - 2804:448c::/3219469 0.6% AS267638 -- Wind Telecomunicacao do Brasil Ltda