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104.21.4.55

IPNo public feed match31 pDNS relationships

Evidence summary

Researcher feed observations and neutral DNS history are counted separately.

pDNS relationships
31
pDNS first seen
Apr 2026
pDNS last seen
Aug 2026
pDNS observations
34
Public feed matches

No public feed evidence matches this value.

Related hosts and IPs

Public passive DNS relationships connected to this exact indicator.

dprz.cn104.21.4.55
Aug 20261 observations
www.licking-legs.com104.21.4.55
Aug 20261 observations
licking-legs.com104.21.4.55
Aug 20261 observations
rynskijoy.com104.21.4.55
Aug 20261 observations
autopilotrecruitingsystem.com104.21.4.55
Aug 20261 observations
railsui.com104.21.4.55
Aug 20261 observations
hound.railsui.com104.21.4.55
Aug 20261 observations
goodeplumbingca.com104.21.4.55
Aug 20261 observations
zenithcarezone.com104.21.4.55
Aug 20261 observations
jesusbys.org104.21.4.55
Aug 20261 observations
amazonmusic.jesusbys.org104.21.4.55
Aug 20261 observations
alemal.se104.21.4.55
Aug 20263 observations
lancasterfh.com.de104.21.4.55
Aug 20261 observations
link5jl.com104.21.4.55
Jul 20261 observations
clownshoemotorsports.com104.21.4.55
Jul 20261 observations
fznissan.com104.21.4.55
Jul 20261 observations
pedlex.com104.21.4.55
Jul 20261 observations
genious-web.com104.21.4.55
Jul 20261 observations
timeshike.com104.21.4.55
Jul 20261 observations
ebot.eda.0644.ru104.21.4.55
Apr 20261 observations
belickb.live104.21.4.55
Apr 20261 observations
xn--jerzy-bolesawski-tyc.net104.21.4.55
Apr 20261 observations
bxzpla.cn104.21.4.55
Apr 20261 observations
test.eda.0644.ru104.21.4.55
Apr 20261 observations
perulive.net104.21.4.55
Apr 20262 observations

Network ownership

BGP origin and registry data from Team Cymru.

Enriched
Origin ASN
AS13335
BGP prefix
104.21.0.0/20
Registry country
US

CLOUDFLARENET - Cloudflare, Inc., US

Registry country is RIR assignment data, not IP geolocation.

Checked 4/8/2026, 5:23:44 PM

Popularity

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

Edition 2026-09-06
ipv4 · 104.21.4.55
#164,829
Private research

Take this investigation further

31 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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104.21.4.55 intelligence · CTIDAO