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ASN Lookup Tool
AS21497 UMC-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS21497
Organisation
PrJSC "VF UKRAINE"
Name
UMC-AS
Total IPv4 Addresses
498,432
Total IPv4 Prefixes
126
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#604 out of 79,739
Registry
Ripe
Registered Country
UA flagUA
Registered Country Name
Ukraine
Registered Date
2002-01-02
Registration Last Change
2026-03-11
Receiving From
ASN
Organisation
AS33891
DE flagCore-Backbone GmbH
AS3257
US flagGTT Communications Inc.
AS4230
BR flagCLARO S.A.
AS2914
US flagNTT America, Inc.
AS7713
ID flagTelekomunikasi Indonesia (PT)
Showing 5 of 66
Transit To
ASN
Organisation
AS6703
UA flagPRIVATE JOINT-STOCK COMPANY "FARLEP-INVEST"
AS31148
UA flagFreenet LTD
AS49223
UA flagEVEREST TV AND RADIO COMPANY LLC
AS4244020043
WORLD flagPrivate Use AS
AS34867
UA flagCosmonova LLC
Showing 5 of 88
IPv4 Active Prefixes
PrefixRange FromRange To
31.144.0.0/1931.144.0.031.144.31.255
31.144.32.0/1931.144.32.031.144.63.255
31.144.64.0/1931.144.64.031.144.95.255
31.144.96.0/1931.144.96.031.144.127.255
31.144.128.0/1931.144.128.031.144.159.255
Showing 5 of 126
IPv6 Active Prefixes
PrefixRange FromRange To
2a00:f50::/322a00:f50::2a00:f50:ffff:ffff:ffff:ffff:ffff:ffff