hdcs.onnet21.com - dns.ninja

hdcs.onnet21.com

DNSSEC⚠️ Not signed
MXgw-spam.mailwood.com ⭐
A118.128.208.153🇰🇷 DACOM-NET118.128.0.0/14 contact noc@bora.net if necessary

onnet21.com

DNSSEC⚠️ Not signed
A118.128.208.143🇰🇷 DACOM-NET118.128.0.0/14 contact noc@bora.net if necessary
NSnis.dacom.co.kr ⭐ ⚠️ Not in parent delegation
NSns1.lgdacom.net ⚠️ Not in zone NS records
NSns2.dacom.co.kr ⚠️ Not in parent delegation
NSns2.lgdacom.net ⚠️ Not in zone NS records
MXgw-spam.mailwood.com ⭐
TXT_globalsign-domain-verification=3EZsicwE8Id6TdsuHrannNjtge3Ww1g1nIyWD9AhTE
TXTv=spf1 include:spf.onnet21.com ~all
SOAnis.dacom.co.krdnsmaster@bora.net 2026-06-08 #2
📈 Tranco rank: #430,954

Same first word

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026MXgw-spam.mailwood.comA118.128.208.91
●MXgw-spam.mailwood.com2015-07-13 → 2026-07-30 · 2 obs
● 2015-07-13 08:49:14
● 2026-07-30 21:46:28
○A118.128.208.912015-07-13 → 2016-11-17 · 4 obs
● 2015-07-13 08:49:14
● 2016-11-17 23:43:26
○ 2026-03-07 00:51:46
○ 2026-07-30 21:46:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...-
onnet21.comns1.lgdacom.net, ns2.lgdacom.net-

✅ Authoritative Response

Server:164.124.101.31

NS records: ns1.lgdacom.net, ns2.lgdacom.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for onnet21.com (unsigned zone)

⏱️ Timing

Total: 1234ms | Queries: -

📄 Records

TypeCountSample Data
MX1gw-spam.mailwood.com (pri: 10)

Analysis

Mail Servers

Mail for hdcs.onnet21.com is handled by a single mail server, gw-spam.mailwood.com.

hdcs.onnet21.com uses an identical mail server configuration to several other domains — among them medialog.onnet21.com, noblekorea.onnet21.com, demo.onnet21.com and two more.

The mail servers of hdcs.onnet21.com are at least partially shared with other domains, including sangsung.net.

gw-spam.mailwood.com points to one IP number — 118.128.208.153.