[apops] The CIDR Report
This report has been generated at Fri Jan 28 21:46:15 2022 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 21-01-22146659 77415 22-01-22147497 77373 23-01-22147559 77352 24-01-22147534 77467 25-01-22147656 77555 26-01-22147780 78289 27-01-22148113 77694 28-01-22147519 77694 AS Summary 28332 Number of ASes in routing system 18659 Number of ASes announcing only one prefix 3449 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. --- 28Jan22 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 147733778926984147.3% All ASes AS11172 3449 127 332296.3% Alestra, S. de R.L. de C.V., MX AS9808 3103 471 263284.8% CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN AS7552 21615 215699.8% VIETEL-AS-AP Viettel Group, VN AS45609 2266 351 191584.5% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS12479 16064 160299.8% UNI2-AS, ES AS17622 2425 915 151062.3% CNCGROUP-GZ China Unicom Guangzhou network, CN AS24547 1512 20 149298.7% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS45271 1562 235 132785.0% ICLNET-AS-AP Idea Cellular Limited, IN AS22773 1271 13 125899.0% ASN-CXA-ALL-CCI-22773-RDC, US AS28573 1323 154 116988.4% CLARO S.A., BR AS56046 1063 14 104998.7% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS62240 990 33 95796.7% CLOUVIDER Clouvider - Global ASN, GB AS56044 966 15 95198.4% CMNET-AS-LIAONING China Mobile communications corporation, CN AS32098 1024 152 87285.2% TRANSTELCO-INC, US AS17623 1437 603 83458.0% CNCGROUP-SZ China Unicom Shenzen network, CN AS39891 814 12 80298.5% ALJAWWALSTC-AS, SA AS4808899 125 77486.1% CHINA169-BJ China Unicom Beijing Province Network, CN AS16509 1934 1160 77440.0% AMAZON-02, US AS38266 1008 301 70770.1% VODAFONE-IN Vodafone India Ltd., IN AS56047 637 51 58692.0% CMNET-HUNAN-AP China Mobile communications corporation, CN AS4134602 63 53989.5% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS20115 615 110 50582.1% CHARTER-20115, US AS11664 4515 44698.9% Techtel LMDS Comunicaciones Interactivas S.A., AR AS133612 721 292 42959.5% VODAFONE-AS-AP Vodafone Australia Pty Ltd, AU AS30036 632 212 42066.5% MEDIACOM-ENTERPRISE-BUSINESS, US AS17552 4199 41097.9% TRUEONLINE-AS-AP True Online, TH
[apops] BGP Update Report
BGP Update Report Interval: 14-Jan-22 -to- 27-Jan-22 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS8151 214359 2.7% 22.8 -- Uninet S.A. de C.V., MX 2 - AS16509 198099 2.5% 63.6 -- AMAZON-02, US 3 - AS133275 85199 1.1% 906.4 -- GIGANTIC-AS Gigantic Infotel Pvt Ltd, IN 4 - AS45271 70347 0.9% 96.5 -- ICLNET-AS-AP Idea Cellular Limited, IN 5 - AS36903 69637 0.9% 58.3 -- MT-MPLS, MA 6 - AS982967362 0.8% 40.6 -- BSNL-NIB National Internet Backbone, IN 7 - AS17072 60245 0.8% 239.1 -- TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 8 - AS132203 57328 0.7% 129.7 -- TENCENT-NET-AP-CN Tencent Building, Kejizhongyi Avenue, CN 9 - AS597256474 0.7% 26.0 -- DNIC-ASBLK-05800-06055, US 10 - AS64050 54677 0.7% 48.9 -- BCPL-SG BGPNET Global ASN, SG 11 - AS10620 54441 0.7% 16.6 -- Telmex Colombia S.A., CO 12 - AS24863 48619 0.6% 31.2 -- LINKdotNET-AS, EG 13 - AS58224 46812 0.6% 26.1 -- TCI, IR 14 - AS671346604 0.6% 76.8 -- IAM-AS, MA 15 - AS647 39763 0.5% 148.9 -- DNIC-ASBLK-00616-00665, US 16 - AS912139744 0.5% 5.8 -- TTNET, TR 17 - AS771337749 0.5% 11.4 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 18 - AS37088 37392 0.5% 623.2 -- VDT-AS, NG 19 - AS12479 36683 0.5% 5.3 -- UNI2-AS, ES 20 - AS263971 33662 0.4%2404.4 -- FaleMais Comunicacoes LTDA, BR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS22472 21848 0.3% 21848.0 -- FLCOURTS, US 2 - AS131381 18367 0.2% 18367.0 -- TCHQ-AS-VN Customs IT and Statistics Department - General Department of Vietnam Customs, VN 3 - AS270142 14256 0.2% 14256.0 -- Castor Networks Mexico s de rl, MX 4 - AS139038 13143 0.2% 13143.0 -- AFTABSIDDIQUI-AS-AP Aftab Siddiqui, AU 5 - AS22062 10513 0.1% 10513.0 -- GEOSTAR, US 6 - AS266158 27509 0.3%5501.8 -- INFORNET TELECOMUNICACOES EIRELI - INFORNET ISP, BR 7 - AS266491 16156 0.2%5385.3 -- CARAMBEI ONLINE TELECOM, BR 8 - AS5541 4735 0.1%4735.0 -- ADNET-TELECOM, RO 9 - AS313413340 0.2%4446.7 -- USAID-ASN, US 10 - AS204629596 0.4%4228.0 -- DNIC-AS-02046, US 11 - AS454944203 0.1%4203.0 -- LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP 12 - AS205717 17444 0.2%3488.8 -- VASH_DOHOD-AS, RU 13 - AS2051803200 0.0%3200.0 -- ELONGROUP, SE 14 - AS1984185800 0.1%2900.0 -- CELCOM, PL 15 - AS284272611 0.0%2611.0 -- MOBILE CASHIER SYSTEMS SA DE CV, MX 16 - AS2718042418 0.0%2418.0 -- CABLEMAX C.X.A, DO 17 - AS263971 33662 0.4%2404.4 -- FaleMais Comunicacoes LTDA, BR 18 - AS163802318 0.0%2318.0 -- MILLENNIUM-DM-AS, PL 19 - AS196746741 0.1%2247.0 -- NAVPOINT, US 20 - AS20101 26433 0.3%2202.8 -- MICHWAVE, US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 138.255.194.0/23 33571 0.4% AS263971 -- FaleMais Comunicacoes LTDA, BR 2 - 67.211.53.0/2426556 0.3% AS26405 -- HDCS, US 3 - 64.68.236.0/2223699 0.3% AS13904 -- COSLINK, US 4 - 199.242.79.0/24 21848 0.3% AS22472 -- FLCOURTS, US 5 - 91.82.90.0/23 19951 0.2% AS12301 -- INVITECH, HU 6 - 103.248.163.0/24 18367 0.2% AS131381 -- TCHQ-AS-VN Customs IT and Statistics Department - General Department of Vietnam Customs, VN 7 - 170.244.62.0/24 16146 0.2% AS266491 -- CARAMBEI ONLINE TELECOM, BR 8 - 190.94.250.0/24 15381 0.2% AS8053 -- IFX Networks Venezuela C.A., VE 9 - 152.199.192.0/24 15233 0.2% AS14210 -- EDGECAST-DCA, US 10 - 104.113.132.0/22 14910 0.2% AS17072 -- TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 11 - 104.113.160.0/20 14756 0.2% AS17072 -- TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 12 - 209.22.67.0/2414754 0.2% AS2046 -- DNIC-AS-02046, US 13 - 209.22.66.0/2414752 0.2% AS2046 -- DNIC-AS-02046, US 14 - 104.113.130.0/23 14431 0.2% AS17072 -- TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 15 - 45.183.178.0/24 14256 0.2% AS270142 -- Castor Networks Mexico s de rl, MX 16 - 104.113.144.0/20 13960 0.2% AS17072 -- TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 17 - 199.192.180.0/22 13368 0.2% AS20101 -- MICHWAVE, US 18 - 103.138.210.0/24 13143 0.2% AS139038 -- AFTABSIDDIQUI-AS-AP Aftab Siddiqui, AU 19 - 216.18.240.0/20 12969 0.2% AS20101 -- MICHWAVE, US 20 - 162.217.132.0/24 10513 0.1% AS22062 -- GEOSTAR, US Details at
[apops] The CIDR Report
This report has been generated at Fri Jan 28 21:14:56 2022 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
21-01-22907936 494456
22-01-22907654 495543
23-01-22907926 495590
24-01-22907914 495771
25-01-22908081 496232
26-01-22908260 496891
27-01-22909296 496880
28-01-22909115 497738
AS Summary
72944 Number of ASes in routing system
25506 Number of ASes announcing only one prefix
10710 Largest number of prefixes announced by an AS
AS8151 : Uninet S.A. de C.V., MX
211564032 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').
--- 28Jan22 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 909446 497915 41153145.3% All ASes
AS8151 10710 1836 887482.9% Uninet S.A. de C.V., MX
AS9808 9058 1864 719479.4% CHINAMOBILE-CN China
Mobile Communications Group
Co., Ltd., CN
AS12479 6792 328 646495.2% UNI2-AS, ES
AS7155 3951 161 379095.9% VIASAT-SP-BACKBONE, US
AS8551 4003 594 340985.2% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,
IL
AS22773 3997 685 331282.9%
ASN-CXA-ALL-CCI-22773-RDC, US
AS6327 3359 92 326797.3% SHAW, CA
AS39891 3274 46 322898.6% ALJAWWALSTC-AS, SA
AS9121 6904 4136 276840.1% TTNET, TR
AS7545 5852 3233 261944.8% TPG-INTERNET-AP TPG
Telecom Limited, AU
AS7552 3604 1051 255370.8% VIETEL-AS-AP Viettel
Group, VN
AS4538 4824 2314 251052.0% ERX-CERNET-BKB China
Education and Research
Network Center, CN
AS16509 6161 3705 245639.9% AMAZON-02, US
AS7713 3491 1107 238468.3% TELKOMNET-AS-AP PT
Telekomunikasi Indonesia, ID
AS45899 3535 1375 216061.1% VNPT-AS-VN VNPT Corp, VN
AS11492 4517 2376 214147.4% CABLEONE, US
AS9498 2273 255 201888.8% BBIL-AP BHARTI Airtel
Ltd., IN
AS12389 2950 1040 191064.7% ROSTELECOM-AS, RU
AS45090 2170 396 177481.8% TENCENT-NET-AP Shenzhen
Tencent Computer Systems
Company Limited, CN
AS4755 2113 380 173382.0% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP, IN
AS20115 2248 542 170675.9% CHARTER-20115, US
AS4766 2528 829 169967.2% KIXS-AS-KR Korea Telecom,
KR
AS9394 1549 37 151297.6% CTTNET China TieTong
Telecommunications
Corporation, CN
AS11830 2460 954 150661.2% Instituto Costarricense
de Electricidad y Telecom.,
CR
AS24560 2031 544 148773.2% AIRTELBROADBAND-AS-AP
Bharti Airtel Ltd., Telemedia
Services, IN
AS2092506 1050 145658.1%
CENTURYLINK-US-LEGACY-QWEST,
US
AS18403 1782 403 137977.4% FPT-AS-AP FPT Telecom
Company, VN
AS18566 1910 576 133469.8% MEGAPATH5-, US
AS23969 1961 678 128365.4%
[apops] IPv6 BGP Update Report
IPv6 BGP Update Report Interval: 14-Jan-22 -to- 27-Jan-22 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS554303127380 49.8% 10459.5 -- STARHUB-NGNBN Starhub Ltd, SG 2 - AS204731227495 19.5% 235.1 -- AS-CHOOPA, US 3 - AS4657 225632 3.6%2507.0 -- STARHUB-INTERNET StarHub Ltd, SG 4 - AS8151 111079 1.8% 309.4 -- Uninet S.A. de C.V., MX 5 - AS4773 73062 1.2%1029.0 -- MOBILEONELTD-AS-AP MobileOne Ltd. MobileInternet Service Provider Singapore, SG 6 - AS45271 71998 1.1% 46.1 -- ICLNET-AS-AP Idea Cellular Limited, IN 7 - AS12208 52835 0.8%2935.3 -- TRUVISTA, US 8 - AS18019 42478 0.7% 10619.5 -- COTTONCANDYCLOUD-AS-AP Cotton Candy Cloud Pte Ltd, SG 9 - AS13644037252 0.6% 37252.0 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 10 - AS109 32119 0.5% 823.6 -- CISCOSYSTEMS, US 11 - AS13500831886 0.5% 10628.7 -- GOVTECH-AS-GOVTECH GOVERNMENT TECHNOLOGY AGENCY, SG 12 - AS45938 31530 0.5% 10510.0 -- NUCLEUS-CONNECT-SG 3 Tai Seng drive # 04-00, SG 13 - AS38082 27497 0.4%3055.2 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH 14 - AS18403 25394 0.4% 27.8 -- FPT-AS-AP FPT Telecom Company, VN 15 - AS51408 24459 0.4% 24459.0 -- SIRIUS-AS, RU 16 - AS22356 23726 0.4%2372.6 -- Durand do Brasil Ltda, BR 17 - AS13259021909 0.3% 21909.0 -- AKCTV-AS-AP AKCTV Pte. Ltd., KH 18 - AS26452521288 0.3%2661.0 -- Coelho Tecnologia, BR 19 - AS3300 21063 0.3% 780.1 -- BT, GB 20 - AS48582 20899 0.3% 564.8 -- NGENA-NW, DE TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS13644037252 0.6% 37252.0 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 2 - AS51408 24459 0.4% 24459.0 -- SIRIUS-AS, RU 3 - AS13259021909 0.3% 21909.0 -- AKCTV-AS-AP AKCTV Pte. Ltd., KH 4 - AS21056415581 0.2% 15581.0 -- SWANTZTER-AS, SE 5 - AS13649615305 0.2% 15305.0 -- DPU-AS-AP Dhurakij Pundit University, TH 6 - AS20878912619 0.2% 12619.0 -- SENAT-AS, FR 7 - AS23767 10652 0.2% 10652.0 -- A-STAR-AS-AP A-STAR, SG 8 - AS13500831886 0.5% 10628.7 -- GOVTECH-AS-GOVTECH GOVERNMENT TECHNOLOGY AGENCY, SG 9 - AS17617 10620 0.2% 10620.0 -- NYP-AS-AP Nanyang Polytechnic, SG 10 - AS18019 42478 0.7% 10619.5 -- COTTONCANDYCLOUD-AS-AP Cotton Candy Cloud Pte Ltd, SG 11 - AS18228 10592 0.2% 10592.0 -- NCSHUB-SG-AP NCS IDC in Singapore, SG 12 - AS13214210548 0.2% 10548.0 -- ZONETEL-AS-AP ZONE Telecom Pte Ltd, SG 13 - AS45133 10538 0.2% 10538.0 -- SINGAPORE-POLYTECHNIC-AS-AP Singapore Polytechnic, SG 14 - AS45938 31530 0.5% 10510.0 -- NUCLEUS-CONNECT-SG 3 Tai Seng drive # 04-00, SG 15 - AS13725310503 0.2% 10503.0 -- PRINCETON-AS-AP DCSG 7000 AMK PTE. LTD., SG 16 - AS554303127380 49.8% 10459.5 -- STARHUB-NGNBN Starhub Ltd, SG 17 - AS14176010414 0.2% 10414.0 -- DAIMLER-AS-AP Daimler South East Asia Pte. Ltd., SG 18 - AS9226 9858 0.2%9858.0 -- SGIX-AS-AP 1-Net Singapore Pte Ltd, SG 19 - AS31514 17132 0.3%8566.0 -- INF-NET-AS, RU 20 - AS268275 7066 0.1%7066.0 -- GOOD TELECOM PROVEDOR DE INTERNET LTDA, BR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 2400:dc40::/3237252 0.6% AS136440 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 2 - 2405:4000:800:8: 27489 0.4% AS38082 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH 3 - 2001:67c:200c::/ 24459 0.4% AS51408 -- SIRIUS-AS, RU 4 - 2401:7540::/3221910 0.3% AS132590 -- AKCTV-AS-AP AKCTV Pte. Ltd., KH 5 - 2804:20fc:1b00:: 21024 0.3% AS264525 -- Coelho Tecnologia, BR 6 - 2404:2280:147::/ 16490 0.2% AS24429 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 7 - 2001:67c:20fc::/ 15581 0.2% AS210564 -- SWANTZTER-AS, SE 8 - 2001:df7:f580::/ 15305 0.2% AS136496 -- DPU-AS-AP Dhurakij Pundit University, TH 9 - 2620:0:2f0::/48 13977 0.2% AS32629 -- CITY-OF-CHARLOTTE-ASN, US 10 - 2a0e:b880::/3112619 0.2% AS208789 -- SENAT-AS, FR 11 - 2402:9e80:9::/48 12272 0.2% AS135103 -- ALEX-NEO-AS-AP Alex Neo, SG 12 - 2a01:9e00:4278:: 12001 0.2% AS41495 -- FAELIX, GB 13 - 2a0f:5707:af0b:: 11508 0.2% AS211358 -- AS-IPV6GO, IT 14 - 2001:420:5c00::/ 10706 0.2% AS109 -- CISCOSYSTEMS, US 15 - 2001:420:c0d4::/ 10690 0.2% AS109 -- CISCOSYSTEMS, US
[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 29 Jan, 2022 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: 887357 Prefixes after maximum aggregation (per Origin AS): 333907 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 426824 Total ASes present in the Internet Routing Table: 72715 Prefixes per ASN: 12.20 Origin-only ASes present in the Internet Routing Table: 62389 Origin ASes announcing only one prefix: 25723 Transit ASes present in the Internet Routing Table: 10326 Transit-only ASes present in the Internet Routing Table:371 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 53 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 909 Number of instances of unregistered ASNs: 912 Number of 32-bit ASNs allocated by the RIRs: 38417 Number of 32-bit ASNs visible in the Routing Table: 31981 Prefixes from 32-bit ASNs in the Routing Table: 148775 Number of bogon 32-bit ASNs visible in the Routing Table:21 Special use prefixes present in the Routing Table:1 Prefixes being announced from unallocated address space:546 Number of addresses announced to Internet: 3069057792 Equivalent to 182 /8s, 238 /16s and 27 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 300224 APNIC Region Analysis Summary - Prefixes being announced by APNIC Region ASes: 233500 Total APNIC prefixes after maximum aggregation: 65661 APNIC Deaggregation factor:3.56 Prefixes being announced from the APNIC address blocks: 228240 Unique aggregates announced from the APNIC address blocks:93955 APNIC Region origin ASes present in the Internet Routing Table: 12316 APNIC Prefixes per ASN: 18.53 APNIC Region origin ASes announcing only one prefix: 3526 APNIC Region transit ASes present in the Internet Routing Table: 1721 Average APNIC Region AS path length visible:4.5 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7502 Number of APNIC addresses announced to Internet: 774614912 Equivalent to 46 /8s, 43 /16s and 175 /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, 131072-151865 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:258031 Total ARIN prefixes after maximum aggregation: 118815 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 258096 Unique aggregates announced from the ARIN address blocks:123187 ARIN Region origin ASes present in the Internet Routing Table:18939 ARIN Prefixes per ASN:
