e-first.co.jp - robtex.com

e-first.co.jp

DNSSEC⚠️ Not signed
A183.90.232.23🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRsv1222.xserver.jp
NSns1.xserver.jp ⭐
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp
A183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp
A157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXe-first.co.jp ⭐
A183.90.232.23🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRsv1222.xserver.jp
TXTv=spf1 +a:sv1222.xserver.jp +a:e-first.co.jp +mx include:spf.sender.xserver.j...
SOAns1.xserver.jproot@xserver.jp serial=0

co.jp

DNSSEC⚠️ Not signed
TXTco.jp.
WOT: SAFE (58/100)

Subdomains

mail.e-first.co.jp

Same first word

e-first.jp
e-first.com

Similar names

s-refit.de
sri-etf.com
first-e.net
site-fr.fr
rf-site.com

DNS History

11 records (7 active, 4 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpns.neoceed.jpns2.neoceed.jpMXe-first.co.jpmail.e-first.co.jpA183.90.232.23122.212.153.179
○NSns.neoceed.jp2015-05-26 → 2017-01-12 · 4 obs
● 2015-05-26 19:01:28
● 2017-01-12 06:28:42
○ 2019-12-28 23:05:54
○ 2026-04-12 15:24:58
●NSns1.xserver.jp2019-12-28 → 2026-04-12 · 3 obs
○ 2017-01-12 06:28:42
● 2019-12-28 23:05:54
● 2026-04-12 15:24:58
○NSns2.neoceed.jp2015-05-26 → 2017-01-12 · 4 obs
● 2015-05-26 19:01:28
● 2017-01-12 06:28:42
○ 2019-12-28 23:05:54
○ 2026-04-12 15:24:58
●NSns2.xserver.jp2019-12-28 → 2026-04-12 · 3 obs
○ 2017-01-12 06:28:42
● 2019-12-28 23:05:54
● 2026-04-12 15:24:58
●NSns3.xserver.jp2019-12-28 → 2026-04-12 · 3 obs
○ 2017-01-12 06:28:42
● 2019-12-28 23:05:54
● 2026-04-12 15:24:58
●NSns4.xserver.jp2019-12-28 → 2026-04-12 · 3 obs
○ 2017-01-12 06:28:42
● 2019-12-28 23:05:54
● 2026-04-12 15:24:58
●NSns5.xserver.jp2019-12-28 → 2026-04-12 · 3 obs
○ 2017-01-12 06:28:42
● 2019-12-28 23:05:54
● 2026-04-12 15:24:58
●MXe-first.co.jp2019-12-28 → 2026-04-12 · 3 obs
○ 2017-01-12 06:28:42
● 2019-12-28 23:05:54
● 2026-04-12 15:24:58
○MXmail.e-first.co.jp2015-05-26 → 2017-01-12 · 4 obs
● 2015-05-26 19:01:28
● 2017-01-12 06:28:42
○ 2019-12-28 23:05:54
○ 2026-04-12 15:24:58
○A122.212.153.1792015-05-26 → 2017-01-12 · 4 obs
● 2015-05-26 19:01:28
● 2017-01-12 06:28:42
○ 2019-12-28 23:05:54
○ 2026-04-12 15:24:58
●A183.90.232.232019-12-28 → 2026-04-12 · 3 obs
○ 2017-01-12 06:28:42
● 2019-12-28 23:05:54
● 2026-04-12 15:24:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
e-first.co.jpns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...11 records

✅ Authoritative Response

Server:35.72.43.26

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for e-first.co.jp (unsigned zone)

⏱️ Timing

Total: 2848ms | Queries: -

📄 Records

TypeCountSample Data
A1183.90.232.23
NS5ns1.xserver.jp, ns4.xserver.jp...
MX1e-first.co.jp (pri: 0)
TXT1v=spf1 +a:sv1222.xserver.jp +a:e-first.c
SOA1ns1.xserver.jp root.xserver.jp

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Hierarchy

e-first.co.jp is a parent of mail.e-first.co.jp.

IP Addresses

e-first.co.jp points to a single IP number: 183.90.232.23.

Other host names, for instance ls-garden.com, kaz-jpn.com, sv1222.xserver.jp, hana-henna87.com and comaop.com share IP numbers with e-first.co.jp.

Name Servers

e-first.co.jp is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

e-first.co.jp at least partially shares name servers with other domains, for instance hogululu.com, dounul.com, check-website.net, yume.or.jp and someiyoshino.biz.

Host names with three IP numbers:

ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246

ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247

ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247

Host names with one IP number:

ns2.xserver.jp points to: 35.72.43.26

ns3.xserver.jp points to: 202.226.36.247

Mail Servers

A single mail server handles e-first.co.jp.

e-first.co.jp points to a single IP: 183.90.232.23.