tcctr.com - dns.ninja

tcctr.com

DNSSEC⚠️ Not signed
A121.254.171.115🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary
PTRweb115.koreafree.co.kr
NSns1.koreafree.co.kr
A121.254.171.112🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary
NSns1.whoiskorea.co.kr
A121.254.171.111🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary
MXmail.tccsteel.com
A211.231.231.1🇰🇷 KT-NET211.231.231.0/26
PTRmail.tccsteel.com
TXTv=spf1 ip4:211.231.231.1 ip4:121.254.171.115 ~all
SOAns1.koreafree.co.krwebmaster@koreafree.co.kr 2023-01-31 #0

com

Subdomains

Same first word

Similar names

DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026NSns1.koreafree.co.krns1.whoiskorea.co.krns.kornet.netns2.kornet.netMXmail.tccsteel.commail.tcctr.comA121.254.171.115211.231.231.8
NSns.kornet.net2015-06-01 → 2017-09-01 · 4 obs
● 2015-06-01 18:20:26
● 2017-09-01 21:28:28
○ 2026-02-16 00:10:30
○ 2026-07-05 11:09:56
NSns1.koreafree.co.kr2026-02-16 → 2026-07-05 · 3 obs
○ 2017-09-01 21:28:28
● 2026-02-16 00:10:30
● 2026-07-05 11:09:56
NSns1.whoiskorea.co.kr2026-02-16 → 2026-07-05 · 3 obs
○ 2017-09-01 21:28:28
● 2026-02-16 00:10:30
● 2026-07-05 11:09:56
NSns2.kornet.net2015-06-01 → 2017-09-01 · 4 obs
● 2015-06-01 18:20:26
● 2017-09-01 21:28:28
○ 2026-02-16 00:10:30
○ 2026-07-05 11:09:56
MXmail.tccsteel.com2026-02-16 → 2026-07-05 · 3 obs
○ 2017-09-01 21:28:28
● 2026-02-16 00:10:30
● 2026-07-05 11:09:56
MXmail.tcctr.com2015-06-01 → 2017-09-01 · 4 obs
● 2015-06-01 18:20:26
● 2017-09-01 21:28:28
○ 2026-02-16 00:10:30
○ 2026-07-05 11:09:56
A121.254.171.1152026-02-16 → 2026-07-05 · 3 obs
○ 2017-09-01 21:28:28
● 2026-02-16 00:10:30
● 2026-07-05 11:09:56
A211.231.231.82015-06-01 → 2017-09-01 · 4 obs
● 2015-06-01 18:20:26
● 2017-09-01 21:28:28
○ 2026-02-16 00:10:30
○ 2026-07-05 11:09:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net...-
tcctr.comns1.whoiskorea.co.kr, ns1.koreafree.co.kr-

✅ Authoritative Response

Server:121.254.171.111

NS records: ns1.whoiskorea.co.kr, ns1.koreafree.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tcctr.com (unsigned zone)

⏱️ Timing

Total: 1704ms | Queries: -

📄 Records

TypeCountSample Data
A1121.254.171.115
NS2ns1.koreafree.co.kr, ns1.whoiskorea.co.kr
MX1mail.tccsteel.com (pri: 10)
TXT1v=spf1 ip4:211.231.231.1 ip4:121.254.171
SOA1ns1.koreafree.co.kr webmaster.koreafree.

Analysis

Hierarchy

tcctr.com serves as the parent of mail.tcctr.com.

IP Addresses

tcctr.com has exactly one IP address — 121.254.171.115.

samhancon.com, mail.ayna.kr, spam.hantok.com plus two other host names have IP numbers in common with tcctr.com.

Name Servers

DNS delegation for tcctr.com points to two name servers: ns1.koreafree.co.kr and ns1.whoiskorea.co.kr.

The name server configuration of tcctr.com is shared with other domains, for instance foodnscout.com, kpsm.or.kr, happyngo.net and two others.

tcctr.com has at least partial name server overlap with other domains, such as youngonebreaker.com, xn--hz2b29nmwo.com, joeuncable.com and two others.

It is common to find these name servers paired with the name servers ns2.whoiskorea.co.kr.

ns1.koreafree.co.kr directs to 121.254.171.112 and ns1.whoiskorea.co.kr directs to 121.254.171.111; each host name points to exactly one IP number.

Mail Servers

tcctr.com uses one mail server — mail.tccsteel.com.

The mail servers of tcctr.com are at least partially shared with other domains, including tccsteel.com.

It is common to find these mail servers paired with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com, as well as two others.

mail.tccsteel.com has exactly one IP number: 211.231.231.1.