f5.crctrust.com - robtex.com

f5.crctrust.com

DNSSEC⚠️ Not signed

crctrust.com

DNSSEC⚠️ Not signed
NSdns19.hichina.com ⭐
NSdns20.hichina.com
MXxcrmx1.crc.com.cn ⭐
MXxcrmx2.crc.com.cn ⭐
TXT75p73sml2pphc9smgxcqwhf2p2t0kpzd
TXTv=spf1 include:spf.crc.com.cn ip4:218.13.60.209 ip4:112.91.228.205 -all
SOAdns19.hichina.comhostmaster@hichina.com 2026-01-09 #13

Same first word

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f5.pl
f5.biz
f5.by
f5.com.sg
f5.kiev.ua
f5.com.mx
f5.pm
f5.com.au
f5.tv
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f5.org
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f5.live
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f5.ca
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f5.co.za
f5.hk
f5.cl
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f5.dk
f5.eu
f5.glitch.me
f5.com
f5.ie
f5.be
f5.net.tr
f5.nl
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Similar names

5f.ru
5f.nl
5f.app
5f.cz
5f.be
5f.eu
5f.ph
5f.biz
5f.am
5f.de
5f.pl
5f.su
5f.ca
5f.ws
5f.no
5f.ro
5f.fr
5f.tv
5f.io
5f.dk
5f.net
5f.com
5f.hu
5f.se
5f.cn

DNS History

1 record (0 active, 1 former)

20162017201820192020202120222023202420252026NSgtmsgt.f5.crctrust.com
○NSgtmsgt.f5.crctrust.com2015-08-02 → 2016-06-21 · 4 obs
● 2015-08-02 19:48:02
● 2016-06-21 20:03:02
○ 2026-04-13 13:26:00
○ 2026-04-13 13:26:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
crctrust.comdns19.hichina.com, dns20.hichina.com18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crctrust.com (unsigned zone)

⏱️ Timing

Total: 3502ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)