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131.220.186.73

IPNo public feed match4 pDNS relationships

Evidence summary

Researcher feed observations and neutral DNS history are counted separately.

pDNS relationships
4
pDNS first seen
Apr 2026
pDNS last seen
Aug 2026
pDNS observations
4
Public feed matches

No public feed evidence matches this value.

Related hosts and IPs

Public passive DNS relationships connected to this exact indicator.

collier.cf-rdm.info131.220.186.73
Aug 20261 observations
cf-rdm.info131.220.186.73
Aug 20261 observations
www.alpha1kids.de131.220.186.73
Apr 20261 observations
alpha1kids.de131.220.186.73
Apr 20261 observations

Network ownership

BGP origin and registry data from Team Cymru.

Enriched
Origin ASN
AS680
BGP prefix
131.220.0.0/16
Registry country
DE

DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE

Registry country is RIR assignment data, not IP geolocation.

Checked 4/9/2026, 7:30:38 AM

Popularity

Daily link and hosting prominence from top1m.org; not a security verdict or traffic estimate.

Edition 2026-09-06
ipv4 · 131.220.186.73
#723,763
Private research

Take this investigation further

4 public pDNS relationships are available. Private research adds exact timing, focused pivots, and matching paid-feed intelligence. Each private app search costs 1 CTIDAO.

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131.220.186.73 intelligence · CTIDAO