IPv6 BGP Update Report Interval: 26-Nov-21 -to- 09-Dec-21 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS55430 2025913 45.4% 6775.6 -- STARHUB-NGNBN Starhub Ltd, SG 2 - AS20473 719729 16.1% 224.7 -- AS-CHOOPA, US 3 - AS4657 145480 3.3% 1531.4 -- STARHUB-INTERNET StarHub Ltd, SG 4 - AS53356 63620 1.4% 15.0 -- FREE RANGE CLOUD, CA 5 - AS269474 58903 1.3% 9817.2 -- YOUPLOAD TELECOM LTDA ME, BR 6 - AS4773 44253 1.0% 623.3 -- MOBILEONELTD-AS-AP MobileOne Ltd. MobileInternet Service Provider Singapore, SG 7 - AS264733 35214 0.8% 5030.6 -- CHACO COMUNICACIONES S.A., PY 8 - AS12208 34465 0.8% 1914.7 -- TRUVISTA, US 9 - AS36492 31529 0.7% 10.3 -- GOOGLEWIFI, US 10 - AS53089 30477 0.7% 983.1 -- IDC TELECOM LTDA, BR 11 - AS262742 28090 0.6% 1872.7 -- Fundacao Universidade Federal do ABC - UFABC, BR 12 - AS18019 27504 0.6% 6876.0 -- COTTONCANDYCLOUD-AS-AP Cotton Candy Cloud Pte Ltd, SG 13 - AS36223 26782 0.6% 2975.8 -- SPANISHFORK-COMMUNITY-NETWORK, US 14 - AS268976 22290 0.5% 2786.2 -- Weclix Telecom SA, BR 15 - AS109 20793 0.5% 533.2 -- CISCOSYSTEMS, US 16 - AS135008 19527 0.4% 6509.0 -- GOVTECH-AS-GOVTECH GOVERNMENT TECHNOLOGY AGENCY, SG 17 - AS136440 18898 0.4% 18898.0 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 18 - AS7602 16970 0.4% 1305.4 -- SPT-AS-VN Saigon Postel Corporation, VN 19 - AS266413 16586 0.4% 5528.7 -- VIVA TECNOLOGIA TELECOM, BR 20 - AS22356 16140 0.4% 2017.5 -- Durand do Brasil Ltda, BR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS136440 18898 0.4% 18898.0 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 2 - AS271849 10656 0.2% 10656.0 -- EQUIPOS ELECTRONICOS Y COMPUTACION S.A., CL 3 - AS210564 10192 0.2% 10192.0 -- SWANTZTER-AS, SE 4 - AS269474 58903 1.3% 9817.2 -- YOUPLOAD TELECOM LTDA ME, BR 5 - AS208789 9294 0.2% 9294.0 -- SENAT-AS, FR 6 - AS32629 15090 0.3% 7545.0 -- CITY-OF-CHARLOTTE-ASN, US 7 - AS44992 7315 0.2% 7315.0 -- NINEPACKET-AS, GB 8 - AS18019 27504 0.6% 6876.0 -- COTTONCANDYCLOUD-AS-AP Cotton Candy Cloud Pte Ltd, SG 9 - AS17617 6867 0.1% 6867.0 -- NYP-AS-AP Nanyang Polytechnic, SG 10 - AS45133 6833 0.1% 6833.0 -- SINGAPORE-POLYTECHNIC-AS-AP Singapore Polytechnic, SG 11 - AS18228 6827 0.1% 6827.0 -- NCSHUB-SG-AP NCS IDC in Singapore, SG 12 - AS134663 6824 0.1% 6824.0 -- NEUROTENPTELTD-AS-AP NeuroTEN Pte Ltd, SG 13 - AS55430 2025913 45.4% 6775.6 -- STARHUB-NGNBN Starhub Ltd, SG 14 - AS137253 6753 0.1% 6753.0 -- PRINCETON-AS-AP DCSG 7000 AMK PTE. LTD., SG 15 - AS132142 6741 0.1% 6741.0 -- ZONETEL-AS-AP ZONE Telecom Pte Ltd, SG 16 - AS141760 6700 0.1% 6700.0 -- DAIMLER-AS-AP Daimler South East Asia Pte. Ltd., SG 17 - AS135008 19527 0.4% 6509.0 -- GOVTECH-AS-GOVTECH GOVERNMENT TECHNOLOGY AGENCY, SG 18 - AS31514 12463 0.3% 6231.5 -- INF-NET-AS, RU 19 - AS9226 6139 0.1% 6139.0 -- SGIX-AS-AP 1-Net Singapore Pte Ltd, SG 20 - AS266413 16586 0.4% 5528.7 -- VIVA TECNOLOGIA TELECOM, BR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 2400:dc40::/32 18898 0.4% AS136440 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN 2 - 2405:4000:800:8: 15676 0.3% AS38082 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH 3 - 2620:0:2f0::/48 15088 0.3% AS32629 -- CITY-OF-CHARLOTTE-ASN, US 4 - 2a05:3181::/32 11984 0.2% AS31514 -- INF-NET-AS, RU 5 - 2803:4410::/32 10656 0.2% AS271849 -- EQUIPOS ELECTRONICOS Y COMPUTACION S.A., CL 6 - 2001:67c:20fc::/ 10192 0.2% AS210564 -- SWANTZTER-AS, SE 7 - 2804:6530::/32 9873 0.2% AS269474 -- YOUPLOAD TELECOM LTDA ME, BR 8 - 2804:6530:10::/4 9827 0.2% AS269474 -- YOUPLOAD TELECOM LTDA ME, BR 9 - 2804:6530::/33 9822 0.2% AS269474 -- YOUPLOAD TELECOM LTDA ME, BR 10 - 2804:6530:11::/4 9814 0.2% AS269474 -- YOUPLOAD TELECOM LTDA ME, BR 11 - 2804:6530:8000:: 9796 0.2% AS269474 -- YOUPLOAD TELECOM LTDA ME, BR 12 - 2a0f:5707:af0b:: 9787 0.2% AS211358 -- AS-IPV6GO, IT 13 - 2804:6530:12::/4 9771 0.2% AS269474 -- YOUPLOAD TELECOM LTDA ME, BR 14 - 2a0e:b107:b85::/ 9542 0.2% AS212995 -- TAN-NET, CH 15 - 2a0e:b880::/31 9294 0.2% AS208789 -- SENAT-AS, FR 16 - 2402:9e80:9::/48 8659 0.2% AS135103 -- ALEX-NEO-AS-AP Alex Neo, SG 17 - 2600:40fc:1003:: 8255 0.2% AS14210 -- EDGECAST-DCA, US 18 - 2804:20fc:1b00:: 7950 0.2% AS264525 -- Coelho Tecnologia, BR 19 - 2a0f:9400:8005:: 7315 0.1% AS44992 -- NINEPACKET-AS, GB 20 - 2001:420:5c00::/ 6915 0.1% AS109 -- CISCOSYSTEMS, US Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: apops@apops.net