jacsen.com - dns.ninja

jacsen.com

DNSSEC⚠️ Not signed
A114.179.245.67🇯🇵 OCN114.160.0.0/11 (AS4713) CIDR BLOCK 88 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
NSns1.oftech.co.jp ⭐
A121.83.250.201🇯🇵 eo121.80.0.0/14 K-OPTI.COM
PTRns1.oftech.co.jp
NSns2.oftech.co.jp
A121.83.250.202🇯🇵 eo121.80.0.0/14 K-OPTI.COM
PTRns2.oftech.co.jp
MXsgate.jacsen.com ⭐
A121.83.250.232🇯🇵 eo121.80.0.0/14 K-OPTI.COM
PTRsgate.oftech.co.jp
TXTv=spf1 +ip4:121.83.250.0/23 +ip4:114.179.245.67 ~all
SOAns1.oftech.co.jpsupport@xtrans-cs.jp 2023-05-10 #1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786386814

Previously MX for

jacsen.com

Subdomains

mail.jacsen.com
sgate.jacsen.com

Same first word

jacsen.com
jacsen.de

Similar names

jacens.com
canjes.ar
jncase.com
canjes.com
cjanes.co.uk
casjen.ch
jescan.es
jescan.com
canjes.net
casjen.com
cjeans.com
njcase.com
sajnec.xyz
secanj.rs
sjneca.com
cesjan.com
jeancs.com
njscae.com
jeansc.com
jscean.com
jencas.com

DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026NSns1.oftech.co.jpns2.oftech.co.jpns.namedserver.netns2.namedserver.netMXsgate.jacsen.comjacsen.commail.jacsen.comA114.179.245.67
○NSns.namedserver.net2015-08-09 → 2017-10-09 · 4 obs
● 2015-08-09 01:56:42
● 2017-10-09 15:21:32
○ 2026-03-21 20:57:50
○ 2026-08-10 18:37:46
●NSns1.oftech.co.jp2026-03-21 → 2026-08-10 · 3 obs
○ 2017-10-09 15:21:32
● 2026-03-21 20:57:50
● 2026-08-10 18:37:46
○NSns2.namedserver.net2015-08-09 → 2017-10-09 · 4 obs
● 2015-08-09 01:56:42
● 2017-10-09 15:21:32
○ 2026-03-21 20:57:50
○ 2026-08-10 18:37:46
●NSns2.oftech.co.jp2026-03-21 → 2026-08-10 · 3 obs
○ 2017-10-09 15:21:32
● 2026-03-21 20:57:50
● 2026-08-10 18:37:46
○MXjacsen.com2015-08-09 → 2017-10-09 · 4 obs
● 2015-08-09 01:56:42
● 2017-10-09 15:21:32
○ 2026-03-21 20:57:50
○ 2026-08-10 18:37:46
○MXmail.jacsen.com2015-08-09 → 2017-10-09 · 4 obs
● 2015-08-09 01:56:42
● 2017-10-09 15:21:32
○ 2026-03-21 20:57:50
○ 2026-08-10 18:37:46
●MXsgate.jacsen.com2026-03-21 → 2026-08-10 · 3 obs
○ 2017-10-09 15:21:32
● 2026-03-21 20:57:50
● 2026-08-10 18:37:46
●A114.179.245.672015-08-09 → 2026-08-10 · 2 obs
● 2015-08-09 01:56:42
● 2026-08-10 18:37:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
jacsen.comns1.oftech.co.jp, ns2.oftech.co.jp-

✅ Authoritative Response

Server:121.83.250.201

NS records: ns1.oftech.co.jp, ns2.oftech.co.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jacsen.com (unsigned zone)

⏱️ Timing

Total: 2426ms | Queries: -

📄 Records

TypeCountSample Data
A1114.179.245.67
NS2ns1.oftech.co.jp, ns2.oftech.co.jp
MX1sgate.jacsen.com (pri: 100)
TXT1v=spf1 +ip4:121.83.250.0/23 +ip4:114.179
SOA1ns1.oftech.co.jp support.xtrans-cs.jp

Analysis

Hierarchy

jacsen.com is the parent domain of mail.jacsen.com and sgate.jacsen.com.

IP Addresses

jacsen.com points to a single IP number: 114.179.245.67.

Additional host names such as mail.jacsen.com, ars-corp.co.jp, ceremo-japan.co.jp and mail.yokohama-remake.co.jp share IP numbers with jacsen.com.

Name Servers

jacsen.com is served by two delegated name servers, ns1.oftech.co.jp and ns2.oftech.co.jp.

jacsen.com shares its name server setup with other domains, including vtech.jp, nichibeim.jp, lets-think.com and two others.

jacsen.com partially shares its NS delegation with several other domains, including livedo.jp, oftech.co.jp, n-tel.co.jp and two others.

ns1.oftech.co.jp resolves to 121.83.250.201. ns2.oftech.co.jp resolves to 121.83.250.202. Both host names point to a single IP number.

Mail Servers

jacsen.com has one mail server: sgate.jacsen.com.

There is one IP number for sgate.jacsen.com: 121.83.250.232.