mail.knowledgu.com - robtex.com

mail.knowledgu.com

DNSSEC⚠️ Not signed
A47.254.92.90🇺🇸 Alibaba-Cloud47.254.64.0/18 Proxy-registered route object
PTRninisilk.com
PTRnew.showcloud.top

knowledgu.com

DNSSEC⚠️ Not signed
A104.18.11.62Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSdns27.hichina.com ⭐
NSdns28.hichina.com
MXmail.knowledgu.com ⭐
TXTv=spf1 ip4:47.254.92.90~all
SOAdns27.hichina.comhostmaster@hichina.com 2026-01-12 #9
⚠️ On DNS blocklist: tif

MX for

knowledgu.com

Same first word

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DNS History

1 record (1 active, 0 former)

A47.254.92.90
●A47.254.92.902026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 09:02:24
● 2026-03-23 20:28:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net...-
knowledgu.comdns27.hichina.com, dns28.hichina.com18 records

✅ Authoritative Response

Server:120.76.107.39

NS records: dns27.hichina.com, dns28.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgu.com (unsigned zone)

⏱️ Timing

Total: 543ms | Queries: -

📄 Records

TypeCountSample Data
A147.254.92.90

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns27.hichina.com, dns27.hichina.com, dns27.hichina.com...)

Analysis

Mail Server Role

mail.knowledgu.com serves as the mail server for knowledgu.com.

IP Addresses

mail.knowledgu.com points to a single IP address: 47.254.92.90.

Other host names such as mail.absorbready.com, mail.geographz.com, mail.satisfactork.com, mail.premiestay.com and mail.circularcite.com share IP numbers with mail.knowledgu.com.