IPv4 prefix

81.28.160.0/20

IP Prefix (CIDR)

81.28.160.0/20

Subnet Mask

255.255.240.0

Address Count

4,096

IP Range

81.28.160.0 - 81.28.175.255

Subnet calculator

Calculate subnet details

Registered Owners

Registration 1 of 2

Owner

PJSC Rostelecom

Handle

ORG-JR8-RIPE

Country

Russian Federation (RU)

Address

14 A, Sinopskaya nabereznaya 191167 S.Peterburg RUSSIAN FEDERATION

Registry

RIPENCC

Registered Prefix

81.28.160.0/19 (81.28.160.0 - 81.28.191.255)

Delegated Prefix

81.28.176.0/20 (81.28.176.0 - 81.28.191.255)

Registration 2 of 2

Handle

AIST-MNT

Country

Russian Federation (RU)

Registry

RIPENCC

Registered Prefixes

81.28.160.0/24 (81.28.160.0 - 81.28.160.255)
81.28.161.0/27 (81.28.161.0 - 81.28.161.31)
81.28.161.128/27 (81.28.161.128 - 81.28.161.159)
81.28.161.160/28 (81.28.161.160 - 81.28.161.175)

Delegated Prefix

81.28.160.0/20 (81.28.160.0 - 81.28.175.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
81.28.160.0/19	Covering	AS8439	PJSC Rostelecom	Russian Federation (RU)	81.28.160.0	81.28.191.255