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InternetData
IPv4 address

81.88.221.128

An address in Moscow, Russia, announced by EXTREME LTD (AS39709). It's a VPN exit, a web server on port 443, and a BitTorrent peer.

Summary

Ownership
81.88.208.0/20
ws221-128.maryno.net

No mobile carrier, anycast or CDN

  • WebPort 443
  • BitTorrent

Geolocation

Where the address is, and what that place uses.

City
Moscow
Region
Moscow
Postal code
101000
Country
Russia
Continent
Europe
Coordinates
55.7520, 37.6178
Timezone
Europe/Moscow
Currency
RUB
Name
Ruble
Symbol
RUB

Ownership

Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.

Company
EXTREME LTD
Domain
maryno.net
Type
ISP
Registered in
Russia
AS number
AS39709
Name
EXTREME LTD
Prefix
81.88.208.0/20
RPKI
Not found
Type
ISP
Domain
maryno.net
Registered in
Russia
Name
PPPoE peers
Network name
MARYNONET-CUST
Status
ASSIGNED PA
Registry
RIPE NCC
Domain
maryno.net
Name
Abuse-C Role
Address
EXTREME LTD, Vitaliy Ivannikov, Bratislavskaya d.25, 109469, Moscow, RUSSIAN FEDERATION
Network
81.88.208.0-81.88.223.255
Hostname
ws221-128.maryno.net
Not seen inIP RWHOIS

Anonymity

Whether the address hides someone else: a VPN, Tor, a relay, a proxy pool, or a hosting range.

Confidence
Low
Last seen
2026-10-27

Network

What kind of network it is on: a mobile carrier, a satellite operator, an anycast service, a CDN edge.

Services

What our own internet-wide measurement found listening on it.

443 status
200
443 server
nginx
443 TLS
TLSv1.3
443 certificate
synology · Synology Inc.
443 issuer
C=TW, L=Taipel, O=Synology Inc., CN=Synology Inc. CA
443 browser-trusted
No
443 seen
2026-08-03 to 2026-10-30
Verified
Yes
ID matches IP
No
Clients
Not identified
Ports
1
Most on one day
1
First seen
2026-10-21
Last seen
2026-11-03
Last reachable
Never
00 · Evaluate

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01 · License

Then license what you use.

Standard, for detection and decisions inside your own product and operations.
Redistribution, when the data ships onward inside what you sell, priced by scope rather than by seat.
Annual terms, a named contact, and monthly, quarterly or yearly payment.