century21.help - robtex.com

century21.help

DNSSEC⚠️ Not signed
A210.157.79.13🇯🇵 XSERVER-AS210.157.78.0/23 XSERVER Inc.
PTRsv3012.wpx.ne.jp
NSns1.wpx.ne.jp ⭐
A157.112.145.65🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.
A157.112.145.66🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.
A157.112.145.67🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.
A157.112.145.68🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.
A157.112.145.69🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.
A157.112.145.70🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.
A157.112.145.145🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.
A157.112.145.146🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.
A157.112.145.232🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.
PTRns1.wpx.ne.jp
NSns2.wpx.ne.jp
A120.136.10.149🇯🇵 XSERVER-AS120.136.8.0/22 XSERVER Inc.
A120.136.10.150🇯🇵 XSERVER-AS120.136.8.0/22 XSERVER Inc.
A120.136.10.243🇯🇵 XSERVER-AS120.136.8.0/22 XSERVER Inc.
PTRns2.wpx.ne.jp
A183.90.225.214🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.225.215🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.225.216🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.225.217🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.225.218🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
NSns3.wpx.ne.jp
A157.112.182.226🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.227🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.228🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.229🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.230🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.254🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.244🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.wpx.ne.jp
MXcentury21.help ⭐
A210.157.79.13🇯🇵 XSERVER-AS210.157.78.0/23 XSERVER Inc.
PTRsv3012.wpx.ne.jp
TXTv=spf1 +a:sv3012.wpx.ne.jp +a:century21.help +mx include:spf.sender.xserver.j...
SOAns1.wpx.ne.jproot@wpx.ne.jp serial=0

help

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.nic.help
NSb.nic.help
NSc.nic.help
NSd.nic.help
SOAns0.centralnic.nethostmaster@centralnic.net serial=1778429028

MX for

century21.help

Same first word

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Similar names

21century.net.au
21century.com.tw
21century.co.at
21century.com
21century.ru
21century.tv
21century.co.in
21century.education
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21century.de

DNS History

5 records (5 active, 0 former)

NSns1.wpx.ne.jpns2.wpx.ne.jpns3.wpx.ne.jpMXcentury21.helpA210.157.79.13
●NSns1.wpx.ne.jp2026-05-05 → 2026-05-10 · 2 obs
● 2026-05-05 12:20:52
● 2026-05-10 16:07:50
●NSns2.wpx.ne.jp2026-05-05 → 2026-05-10 · 2 obs
● 2026-05-05 12:20:52
● 2026-05-10 16:07:50
●NSns3.wpx.ne.jp2026-05-05 → 2026-05-10 · 2 obs
● 2026-05-05 12:20:52
● 2026-05-10 16:07:50
●MXcentury21.help2026-05-05 → 2026-05-10 · 2 obs
● 2026-05-05 12:20:52
● 2026-05-10 16:07:50
●A210.157.79.132026-05-05 → 2026-05-10 · 2 obs
● 2026-05-05 12:20:52
● 2026-05-10 16:07:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
helpa.nic.help, d.nic.help, c.nic.help, b.nic.help-
century21.helpns1.wpx.ne.jp, ns2.wpx.ne.jp, ns3.wpx.ne.jp-

✅ Authoritative Response

Server:157.112.145.70

NS records: ns1.wpx.ne.jp, ns2.wpx.ne.jp, ns3.wpx.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for century21.help (unsigned zone)

⏱️ Timing

Total: 1348ms | Queries: -

📄 Records

TypeCountSample Data
A1210.157.79.13
NS3ns2.wpx.ne.jp, ns3.wpx.ne.jp...
MX1century21.help (pri: 0)
TXT1v=spf1 +a:sv3012.wpx.ne.jp +a:century21.
SOA1ns1.wpx.ne.jp root.wpx.ne.jp

Analysis

Mail Server Role

century21.help serves as the mail server for century21.help.

IP Addresses

century21.help points to IP number: 210.157.79.13.

Other host names such as themes-park.com, avdanyuwiki.com, pico.inc, morisyo.net and sv3012.wpx.ne.jp share IPs with century21.help.

Name Servers

century21.help is delegated to three name servers: ns1.wpx.ne.jp, ns2.wpx.ne.jp and ns3.wpx.ne.jp.

century21.help at least partially shares name servers with other domains, for instance foundershouse.net, kensei-m.com, ichi-game.net, borderlessliving101.com and roman-(0x706f726e).com.

Host names with nine IP numbers: ns1.wpx.ne.jp points to 157.112.145.65, 157.112.145.66, 157.112.145.67, 157.112.145.68, 157.112.145.69, 157.112.145.70, 157.112.145.145, 157.112.145.146 and 157.112.145.232.

Host names with eight IP numbers: ns2.wpx.ne.jp points to 120.136.10.149, 120.136.10.150, 120.136.10.243, 183.90.225.214, 183.90.225.215, 183.90.225.216, 183.90.225.217 and 183.90.225.218.

Host names with seven IP numbers: ns3.wpx.ne.jp points to 157.112.182.226, 157.112.182.227, 157.112.182.228, 157.112.182.229, 157.112.182.230, 157.112.182.254 and 202.226.37.244.

Mail Servers

century21.help is handled by a single mail server, century21.help.

century21.help points to a single IP: 210.157.79.13.