mcfair.jp - robtex.com

mcfair.jp

DNSSEC⚠️ Not signed
A183.90.242.23🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.
PTRsv2122.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 ⚠️ Not in parent delegation
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp ⚠️ Not in parent delegation
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 ⚠️ Not in parent delegation
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
MXmcfair.jp ⭐
A183.90.242.23🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.
PTRsv2122.xserver.jp
TXTv=spf1 +a:sv2122.xserver.jp +a:mcfair.jp +mx include:spf.sender.xserver.jp ~all
SOAns1.xserver.jproot@xserver.jp serial=0

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1774697402

MX for

mcfair.jp

Same first word

mcfair.com
mcfair.jp

Similar names

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marfic.com
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DNS History

7 records (7 active, 0 former)

NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXmcfair.jpA183.90.242.23
●NSns1.xserver.jp2026-02-28 → 2026-03-28 · 2 obs
● 2026-02-28 19:54:26
● 2026-03-28 11:49:36
●NSns2.xserver.jp2026-02-28 → 2026-03-28 · 2 obs
● 2026-02-28 19:54:26
● 2026-03-28 11:49:36
●NSns3.xserver.jp2026-02-28 → 2026-03-28 · 2 obs
● 2026-02-28 19:54:26
● 2026-03-28 11:49:36
●NSns4.xserver.jp2026-02-28 → 2026-03-28 · 2 obs
● 2026-02-28 19:54:26
● 2026-03-28 11:49:36
●NSns5.xserver.jp2026-02-28 → 2026-03-28 · 2 obs
● 2026-02-28 19:54:26
● 2026-03-28 11:49:36
●MXmcfair.jp2026-02-28 → 2026-03-28 · 2 obs
● 2026-02-28 19:54:26
● 2026-03-28 11:49:36
●A183.90.242.232026-02-28 → 2026-03-28 · 2 obs
● 2026-02-28 19:54:26
● 2026-03-28 11:49:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
mcfair.jpns1.xserver.jp, ns2.xserver.jp4 records

✅ Authoritative Response

Server:35.72.43.26

NS records: ns1.xserver.jp, ns2.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mcfair.jp (unsigned zone)

⏱️ Timing

Total: 759ms | Queries: -

📄 Records

TypeCountSample Data
A1183.90.242.23
NS5ns3.xserver.jp, ns4.xserver.jp...
MX1mcfair.jp (pri: 0)
TXT1v=spf1 +a:sv2122.xserver.jp +a:mcfair.jp
SOA1ns1.xserver.jp root.xserver.jp

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Mail Server Role

mcfair.jp serves as the mail server for mcfair.jp.

IP Addresses

mcfair.jp points to IP number 183.90.242.23.

For instance, other host names w-bestone.com, mail.aomoring.com, dagasorega-e.net, chitoseshirakaba.com and molsis.co.jp share IP numbers with mcfair.jp.

Name Servers

mcfair.jp is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

mcfair.jp shares name servers with other domains at least partially, for example mhrk.net, allhome.jp, beppin-nippeb.com, bagzy.net and oxband.com.

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

mcfair.jp is handled by a single mail server, mcfair.jp.

mcfair.jp points to a single IP: 183.90.242.23.