mail.jfastener.com - robtex.com

mail.jfastener.com

CNAMEmailapp.hiworks.co.kr
DNSSEC⚠️ Not signed
A45.120.71.59🇰🇷 DACOM-NET45.120.71.0/24
PTRmailapp.hiworks.co.kr
A121.254.168.55🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary
A211.47.76.59🇰🇷 DACOM-NET211.47.76.0/24 proxy for HANARO TELECOM route

jfastener.com

DNSSEC⚠️ Not signed
A101.202.43.89🇰🇷 MARK1-AS-KR101.202.0.0/16 DREAMMARK1
NSns1.threeany.net
NSns2.threeany.net
MXmx1.hiworks.com
MXmx2.hiworks.com(20)
TXTv=spf1 include:_spf.hiworks.co.kr ~all
SOAns1.threeany.netroot@threeany.net 2025-02-21 #12

Previously MX for

Same first word

Similar names

DNS History

3 records (1 active, 2 former)

20162017201820192020202120222023202420252026A183.111.188.19211.38.95.52CNAMEmailapp.hiworks.co.kr
A183.111.188.192015-10-14 → 2026-05-06 · 4 obs
○ 2015-05-25 01:48:48
● 2015-10-14 12:30:02
● 2026-05-06 15:32:06
○ 2026-07-26 06:11:44
A211.38.95.522015-05-25 → 2015-05-25 · 3 obs
● 2015-05-25 01:48:48
○ 2015-10-14 12:30:02
○ 2026-07-26 06:11:44
CNAMEmailapp.hiworks.co.kr2026-07-26 → 2026-07-26 · 1 obs
● 2026-07-26 06:11:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...-
jfastener.comns1.threeany.net, ns2.threeany.net-

✅ Authoritative Response

Server:101.202.43.123

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jfastener.com (unsigned zone)

⏱️ Timing

Total: 1359ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1mailapp.hiworks.co.kr

Analysis

IP Addresses

mail.jfastener.com maps to three IP numbers — 45.120.71.59, 121.254.168.55 and 211.47.76.59.

mx.isskor.com, mail.skoolooks.com, mail.banax.co.kr plus two other host names have IP numbers in common with mail.jfastener.com.