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AS20271 -Reserved AS-

-Reserved AS- · region code Unknown

IPv4 addresses2,8164 prefixes · <0.001% of announced IPv4
Rank worldwide#19,382of 79,396 networks with IPv4
IPv6noneno IPv6 routes announced
CountryUnknown398 ASNs registered there
Open AS20271 in ASN lookup Look up an IP in this network (64.85.0.1)

IPv4 prefixes

All 4 prefixes, in address order.

  • 64.85.0.0/21
  • 199.164.167.0/24
  • 199.190.134.0/24
  • 199.190.175.0/24

Other ASNs named -Reserved AS-

176 other networks use the same organisation name; together with AS20271 they announce 372,352 IPv4 addresses. Largest 30 shown.

ASNNameIPv4 addresses
AS19708-Reserved AS- Unknown65,536
AS23448-Reserved AS- Unknown65,536
AS26971-Reserved AS- Unknown65,536
AS395527-Reserved AS- Unknown65,536
AS32068-Reserved AS- Unknown6,656
AS33223-Reserved AS- Unknown5,120
AS19533-Reserved AS- Unknown4,352
AS54231-Reserved AS- Unknown4,352
AS11969-Reserved AS- Unknown4,096
AS62964-Reserved AS- Unknown4,096
AS940-Reserved AS- Unknown2,304
AS4883-Reserved AS- Unknown2,048
AS22272-Reserved AS- Unknown2,048
AS23357-Reserved AS- Unknown1,792
AS54339-Reserved AS- Unknown1,792
AS396426-Reserved AS- Unknown1,792
AS13980-Reserved AS- Unknown1,536
AS27593-Reserved AS- Unknown1,536
AS22830-Reserved AS- Unknown1,280
AS26295-Reserved AS- Unknown1,280
AS26582-Reserved AS- Unknown1,280
AS6485-Reserved AS- Unknown1,024
AS7363-Reserved AS- Unknown1,024
AS14902-Reserved AS- Unknown1,024
AS16929-Reserved AS- Unknown1,024
AS19202-Reserved AS- Unknown1,024
AS25647-Reserved AS- Unknown1,024
AS32302-Reserved AS- Unknown1,024
AS32510-Reserved AS- Unknown1,024
AS40687-Reserved AS- Unknown1,024

Similar-sized networks in None

ASNNameIPv4 addresses
AS36900#33 AS369004,096
AS62964#34 -Reserved AS-4,096
AS39963#35 IP-SOLUTIONS3,328
AS940#37 -Reserved AS-2,304
AS13641#38 PDMNET2,304
AS65534#39 AS655342,304

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources