mail.groupoa.com - robtex.com

mail.groupoa.com

DNSSEC⚠️ Not signed
A103.255.45.147🇭🇰 COMING-AS103.255.44.0/22 Hong Kong Broadband Network Limited

groupoa.com

DNSSEC⚠️ Not signed
NSdns9.hichina.com ⭐
NSdns10.hichina.com
SOAdns9.hichina.comhostmaster@hichina.com 2026-01-09 #13

Same first word

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A103.255.45.147CNAMEhk1.okserver.cn
●A103.255.45.1472026-02-19 → 2026-03-28 · 2 obs
● 2026-02-19 22:57:20
● 2026-03-28 10:14:14
○CNAMEhk1.okserver.cn2015-06-25 → 2015-06-25 · 3 obs
● 2015-06-25 10:02:52
○ 2015-11-02 09:36:20
○ 2026-03-28 10:14:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
groupoa.comdns9.hichina.com, dns10.hichina.com18 records

✅ Authoritative Response

Server:120.76.107.41

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for groupoa.com (unsigned zone)

⏱️ Timing

Total: 3514ms | Queries: -

📄 Records

TypeCountSample Data
A1103.255.45.147

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)

Analysis

IP Addresses

mail.groupoa.com points to a single IP address: 103.255.45.147.

Other host names, for instance hksmtp.okserver.cn, hksmtp.groupoa.net, hkpop3.okserver.cn and hkpop3.groupoa.net share IP numbers with mail.groupoa.com.