BGP Map › AS37963 › 2408:400e::/33 BGP map for 2408:400e::/33
2408:400e::/33 is announced by AS37963 Hangzhou Alibaba Advertising Co.,Ltd. and seen by 327 peers of 23 RIPE RIS collectors, over 248 different AS paths. Its busiest upstreams are AS136195 Qingdao, Shandong Province, P.R.China. (55%), AS4837 CHINA UNICOM China169 Backbone (34%) and AS24444 Shandong Mobile Communication Company Limited (11%). The most common path, used by 7 peers, is AS8218 › AS6461 › AS4134 › AS136195 › AS37963 .
Routes checked 09:52:30 UTC . This page checks again every 30 seconds while it is open.
The routes changed. Redraw the map
No change in the origin, the upstreams or the number of peers since 22:06 UTC on 25 Oct, when this site first looked at 2408:400e::/33.
AS-path graph toward 2408:400e::/33
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BGP map of 2408:400e::/33 17 networks on the paths RIPE RIS collector peers use to reach 2408:400e::/33. Best path, chosen by the most peers: AS8218 → AS6461 → AS4134 → AS136195 → AS37963. AS24482 → AS2914 · 6 routes AS2914 → AS58453 · 6 routes AS58453 → AS9808 · 6 routes AS9808 → AS24444 · 6 routes AS24444 → AS37963 · 6 routes AS6939 → AS4837 · 9 routes AS4837 → AS37963 · 16 routes AS9002 → AS4134 · 5 routes AS6939 → AS4134 · 4 routes AS13030 → AS3320 · 4 routes AS3320 → AS4837 · 4 routes AS58057 → AS6939 · 4 routes AS6762 → AS4837 · 3 routes AS8218 → AS6461 · 7 routes · best path AS6461 → AS4134 · 12 routes · best path AS4134 → AS136195 · 30 routes · best path AS136195 → AS37963 · 30 routes · best path AS37963 → 2408:400e::/33 · 52 routes · best path 6 AS24482 → AS2914 · 6 routes 6 AS2914 → AS58453 · 6 routes 6 AS58453 → AS9808 · 6 routes 6 AS9808 → AS24444 · 6 routes 6 AS24444 → AS37963 · 6 routes 9 AS6939 → AS4837 · 9 routes 16 AS4837 → AS37963 · 16 routes 5 AS9002 → AS4134 · 5 routes 4 AS6939 → AS4134 · 4 routes 4 AS13030 → AS3320 · 4 routes 4 AS3320 → AS4837 · 4 routes 4 AS58057 → AS6939 · 4 routes 3 AS6762 → AS4837 · 3 routes 7 AS8218 → AS6461 · 7 routes · best path 12 AS6461 → AS4134 · 12 routes · best path 30 AS4134 → AS136195 · 30 routes · best path 30 AS136195 → AS37963 · 30 routes · best path 52 AS37963 → 2408:400e::/33 · 52 routes · best path AS37963 Hangzhou Alibaba Advertising Co.,Ltd. AS37963 Hangzhou Alibaba Advertising Co.,Ltd. · origin · 52 routes · on the best path T2 AS4134 No.31,Jin-rong Street AS4134 No.31,Jin-rong Street · Tier 2 · 30 routes · on the best path AS136195 Qingdao, Shandong Province, P.R.China. AS136195 Qingdao, Shandong Province, P.R.China. · transit · 30 routes · on the best path T2 AS4837 CHINA UNICOM China169 Backbone AS4837 CHINA UNICOM China169 Backbone · Tier 2 · 16 routes T2 AS6939 Hurricane Electric LLC AS6939 Hurricane Electric LLC · Tier 2 · 13 routes T1 AS6461 Zayo Bandwidth AS6461 Zayo Bandwidth · Tier 1 · 12 routes · on the best path AS8218 NEO-ASN Zayo Infrastructure France SA AS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 7 routes · on the best path AS24482 SG.GS AS24482 SG.GS · edge network · 6 routes T1 AS2914 NTT America, Inc. AS2914 NTT America, Inc. · Tier 1 · 6 routes T2 AS58453 China Mobile International Limited AS58453 China Mobile International Limited · Tier 2 · 6 routes T2 AS9808 China Mobile Communications Group Co., Ltd. AS9808 China Mobile Communications Group Co., Ltd. · Tier 2 · 6 routes AS24444 Shandong Mobile Communication Company Limited AS24444 Shandong Mobile Communication Company Limited · transit · 6 routes T2 AS9002 RETN-AS RETN Limited AS9002 RETN-AS RETN Limited · Tier 2 · 5 routes T2 AS13030 INIT7 Init7 (Switzerland) Ltd. AS13030 INIT7 Init7 (Switzerland) Ltd. · Tier 2 · 4 routes T1 AS3320 DTAG Deutsche Telekom AG AS3320 DTAG Deutsche Telekom AG · Tier 1 · 4 routes AS58057 SECUREBIT Securebit AG AS58057 SECUREBIT Securebit AG · edge network · 4 routes T1 AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A. AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A. · Tier 1 · 3 routes 2408:400e::/33 2408:400e::/33
327 collector peers
23 RIS collectors
248 distinct AS paths
4.6 average AS hops, 2 to 7
Upstreams
Networks directly in front of the origin.
Network Peers Share
AS136195 Qingdao, Shandong Province, P.R.China. 179 55% AS4837 CHINA UNICOM China169 Backbone 111 34% AS24444 Shandong Mobile Communication Company Limited 37 11%
Transit networks
Networks between the collector peer and the origin.
Network Peers Share
AS136195 Qingdao, Shandong Province, P.R.China. 179 55% AS4134 No.31,Jin-rong Street 178 54% AS4837 CHINA UNICOM China169 Backbone 110 34% AS6939 Hurricane Electric LLC 63 19% AS58453 China Mobile International Limited 37 11% AS9808 China Mobile Communications Group Co., Ltd. 37 11% AS24444 Shandong Mobile Communication Company Limited 37 11% AS174 Cogent Communications, LLC 19 6% AS3356 Level 3 Parent, LLC 17 5% AS3320 DTAG Deutsche Telekom AG 16 5%
AS paths
Every distinct path the collector peers use, most common first. An ASN repeated to lengthen a path (a prepend) is shown once.
50 of 248 paths shown. All of them are in the JSON .
More prefixes from AS37963
Routes seen by RIPE RIS in the 24 hours up to 7 Nov 2026, 09:52 UTC, fetched 23 hours ago.