IOC Radar
IPHighVerifiedSignal 28/100

77.88.21.177

Location
Russian FederationRussian Federation
Moscow, Moscow
ASN
AS13238
Yandex LLC
First Seen
Jan 22, 2026
Last Seen
May 19, 2026
Jan 22
First Seen
144d ago
May 19
Last Seen
27d ago
2
Reports
source reports
28%
Confidence
high
Found in 2 reports. Confidence: high. · Confidence scores are heuristic. Verify before acting on results.
IPv4 Address
Network layer indicator observed in threat reports.
MISP Category
Network Activity
Confidence
28%
Signal Score
28 / 100
IDS Rule
No
Threat Context
Tags

Network Information

CountryRURussian Federation
RegionMoscow, Moscow
ASNAS13238
OrganizationYandex LLC

Feed Intelligence Summary

2 reports28% confidence
2
Source reports
28%
Confidence score
Category tags
europe/asiaindicatornetworkresearchedrurussia

Activity Timeline

1 total obs
May 19May 19

Threat Activity Heatmap

· Peak: 2026-05-19
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24h
0
Dormant
7d
0
Dormant
30d
1
Minimal
3mo
1
Minimal
Threat ScoreLow Risk
28
SIGNAL
Signal Score
28%
Confidence
2
Reports
First seenJan 22, 2026
Last seenMay 19, 2026
Verified IOC
GeolocationRU
CountryRussian Federation
LocationMoscow, Moscow
ASNAS13238
OrgYandex LLC
Coords55.7523, 37.6155

VirusTotal

Not checked

WHOIS

raw
inetnum: 77.88.21.0 - 77.88.21.255 netname: YANDEX-77-88-21-0 status: ASSIGNED PA country: RU descr: Yandex enterprise network mnt-by: YANDEX-MNT admin-c: YNDX1-RIPE tech-c: YNDX1-RIPE org: ORG-YA1-RIPE remarks: INFRA-AW source: RIPE created: 2007-09-24T16:18:59Z last-modified: 2024-10-28T10:36:46Z organisation: ORG-YA1-RIPE org-name: YANDEX LLC country: RU org-type: LIR address: LVA TOLSTOY STREET, 16 address: 119021 address: Moscow address: RUSSIAN FEDERATION phone: +74957397000 fax-no: +74957397070 admin-c: YNDX1-RIPE tech-c: YNDX1-RIPE abuse-c: YAH6-RIPE mnt-ref: RIPE-NCC-HM-MNT mnt-ref: YANDEX-MNT mnt-by: RIPE-NCC-HM-MNT mnt-by: YANDEX-MNT created: 2004-04-22T14:39:02Z last-modified: 2025-08-04T11:07:18Z source: RIPE # Filtered role: Yandex LLC Network Operations address: Yandex LLC address: 16, Leo Tolstoy St. address: 119021 address: Moscow address: Russian Federation phone: +7 495 739 7000 fax-no: +7 495 739 7070 remarks: trouble: ------------------------------------------------------ remarks: trouble: Points of contact for Yandex LLC Network Operations remarks: trouble: ------------------------------------------------------ remarks: trouble: Routing and peering issues: [email protected] remarks: trouble: SPAM issues: [email protected] remarks: trouble: Network security issues: [email protected] remarks: trouble: Mail issues: [email protected] remarks: trouble: General information: [email protected] remarks: trouble: ------------------------------------------------------ admin-c: MK24579-RIPE tech-c: EM3673-RIPE tech-c: AUR2-RIPE nic-hdl: YNDX1-RIPE mnt-by: YANDEX-MNT created: 2002-06-07T05:35:50Z last-modified: 2025-12-30T09:47:31Z source: RIPE # Filtered abuse-mailbox: [email protected] route: 77.88.0.0/18 descr: Yandex enterprise network origin: AS13238 mnt-by: YANDEX-MNT created: 2007-03-15T11:01:41Z last-modified: 2007-03-15T11:01:41Z source: RIPE

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IOC Journey

high
First detected 4 months ago · Last seen 27 days ago
Appeared in 2 threat reports