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AS81

MCNC
Announced prefixes
195
Upstreams
7
Peers
1
Downstreams
37

Adjacent ASNs

UpstreamDownstreamAS174AS174AS3356AS3356AS6461AS6461AS7018AS7018AS11164AS11164AS11426AS11426AS11537AS11537AS6559AS6559AS10952AS10952AS11442AS11442AS13371AS13371AS13862AS13862AS18538AS18538AS19161AS19161AS19413AS19413+29 more+29 more1 peer ASNs (exchange traffic as equals, not a hierarchy)Peers ×1AS81

Neighbor nodes aren't clickable. To look up an ASN, use the ASN lookup page

All Neighbor ASNs

Upstream7

Buys transit from them

  • AS174
  • AS3356
  • AS6461
  • AS7018
  • AS11164
  • AS11426
  • AS11537

Peer1

Settlement-free traffic exchange

  • AS20197

Downstream37

Buys transit from this AS

  • AS6559
  • AS10952
  • AS11442
  • AS13371
  • AS13862
  • AS18538
  • AS19161
  • AS19413
  • AS19718
  • AS22862
  • AS26741
  • AS32417
  • AS32711
  • AS33401
  • AS36850
  • AS40245
  • AS46255
  • AS46794
  • AS46963
  • AS47098
  • AS53384
  • AS53785
  • AS393824
  • AS393875
  • AS394165
  • AS394407
  • AS395465
  • AS396028
  • AS396391
  • AS396837
  • AS396978
  • AS398580
  • AS399050
  • AS399407
  • AS399565
  • AS399708
  • AS400959

Recent Prefix Changes

latest 12

IP prefixes this ASN started or stopped announcing (derived by diffing successive data syncs).

  • Withdrawn152.35.0.0/162026-09-01
  • Withdrawn204.84.66.0/242026-08-29
  • Announced204.84.66.0/242026-08-29
  • Withdrawn204.84.66.0/242026-08-26
  • Announced204.84.66.0/242026-08-26
  • Withdrawn204.84.66.0/242026-08-18
  • Announced204.84.66.0/242026-08-18
  • Withdrawn198.85.223.0/242026-07-29
  • Announced198.85.223.0/242026-07-27
  • Withdrawn204.84.66.0/242026-07-24
  • Announced204.84.66.0/242026-07-24
  • Announced152.26.56.0/242026-07-24

Data: local · Updated 2026-09-07 05:56:02