4letter.net - robtex.com

4letter.net

DNSSEC⚠️ Not signed
A183.181.98.102🇯🇵 XSERVER-AS183.181.98.0/23 XSERVER Inc.
PTRsv6101.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
MX4letter.net ⭐
A183.181.98.102🇯🇵 XSERVER-AS183.181.98.0/23 XSERVER Inc.
PTRsv6101.xserver.jp
TXTv=spf1 +a:sv6101.xserver.jp +a:4letter.net +mx include:spf.sender.xserver.jp ...
SOAns1.xserver.jproot@xserver.jp serial=0

net

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=1778659426
rank #429403 globally
rank #12024 in the tld

MX for

4letter.net

Same first word

4letter.net

Similar names

letter4.com

DNS History

21 records (7 active, 14 former)

2008201020122014201620182020202220242026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpdns1.registrar-servers.comdns2.registrar-servers.comdns3.registrar-servers.comdns4.registrar-servers.comdns5.registrar-servers.comns1.parked.comns2.parked.comMX4letter.neteforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.comeforward5.registrar-servers.comA183.181.98.102162.255.119.19969.46.226.165
○NSdns1.registrar-servers.com2015-06-08 → 2017-07-09 · 5 obs
○ 2007-10-17 06:19:50
● 2015-06-08 10:18:04
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
○NSdns2.registrar-servers.com2015-06-08 → 2017-07-09 · 5 obs
○ 2007-10-17 06:19:50
● 2015-06-08 10:18:04
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
○NSdns3.registrar-servers.com2015-06-08 → 2017-07-09 · 5 obs
○ 2007-10-17 06:19:50
● 2015-06-08 10:18:04
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
○NSdns4.registrar-servers.com2015-06-08 → 2017-07-09 · 5 obs
○ 2007-10-17 06:19:50
● 2015-06-08 10:18:04
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
○NSdns5.registrar-servers.com2015-06-08 → 2017-07-09 · 5 obs
○ 2007-10-17 06:19:50
● 2015-06-08 10:18:04
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
○NSns1.parked.com2007-10-17 → 2007-10-17 · 3 obs
● 2007-10-17 06:19:50
○ 2015-06-08 10:18:04
○ 2026-05-13 08:33:50
●NSns1.xserver.jp2026-02-21 → 2026-05-13 · 3 obs
○ 2017-07-09 20:36:46
● 2026-02-21 07:08:00
● 2026-05-13 08:33:50
○NSns2.parked.com2007-10-17 → 2007-10-17 · 3 obs
● 2007-10-17 06:19:50
○ 2015-06-08 10:18:04
○ 2026-05-13 08:33:50
●NSns2.xserver.jp2026-02-21 → 2026-05-13 · 3 obs
○ 2017-07-09 20:36:46
● 2026-02-21 07:08:00
● 2026-05-13 08:33:50
●NSns3.xserver.jp2026-02-21 → 2026-05-13 · 3 obs
○ 2017-07-09 20:36:46
● 2026-02-21 07:08:00
● 2026-05-13 08:33:50
●NSns4.xserver.jp2026-02-21 → 2026-05-13 · 3 obs
○ 2017-07-09 20:36:46
● 2026-02-21 07:08:00
● 2026-05-13 08:33:50
●NSns5.xserver.jp2026-02-21 → 2026-05-13 · 3 obs
○ 2017-07-09 20:36:46
● 2026-02-21 07:08:00
● 2026-05-13 08:33:50
●MX4letter.net2026-02-21 → 2026-05-13 · 3 obs
○ 2017-07-09 20:36:46
● 2026-02-21 07:08:00
● 2026-05-13 08:33:50
○MXeforward1.registrar-servers.com2015-10-26 → 2017-07-09 · 4 obs
● 2015-10-26 20:15:16
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
○MXeforward2.registrar-servers.com2015-10-26 → 2017-07-09 · 4 obs
● 2015-10-26 20:15:16
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
○MXeforward3.registrar-servers.com2015-10-26 → 2017-07-09 · 4 obs
● 2015-10-26 20:15:16
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
○MXeforward4.registrar-servers.com2015-10-26 → 2017-07-09 · 4 obs
● 2015-10-26 20:15:16
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
○MXeforward5.registrar-servers.com2015-10-26 → 2017-07-09 · 4 obs
● 2015-10-26 20:15:16
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
○A162.255.119.1992015-06-08 → 2017-07-09 · 5 obs
○ 2007-10-17 06:19:50
● 2015-06-08 10:18:04
● 2017-07-09 20:36:46
○ 2026-02-21 07:08:00
○ 2026-05-13 08:33:50
●A183.181.98.1022026-02-21 → 2026-05-13 · 3 obs
○ 2017-07-09 20:36:46
● 2026-02-21 07:08:00
● 2026-05-13 08:33:50
○A69.46.226.1652007-10-17 → 2007-10-17 · 3 obs
● 2007-10-17 06:19:50
○ 2015-06-08 10:18:04
○ 2026-05-13 08:33:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
4letter.netns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ 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 4letter.net (unsigned zone)

⏱️ Timing

Total: 1164ms | Queries: -

📄 Records

TypeCountSample Data
A1183.181.98.102
NS5ns3.xserver.jp, ns2.xserver.jp...
MX14letter.net (pri: 0)
TXT1v=spf1 +a:sv6101.xserver.jp +a:4letter.n
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Mail Server Role

The mail server for 4letter.net is 4letter.net.

IP Addresses

4letter.net points to a single IP address: 183.181.98.102.

Other host names such as pppnm1102.chiba-ip.dti.ne.jp, mail.in-archi-studio.com, ikamikan.com, www.miyake-sec.com and oresamax.net share IPs with 4letter.net.

Name Servers

4letter.net is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

4letter.net at least partially shares name servers with other domains, for example k2gc.com.au, udonsoba.jp, e-boss.org, ntldev.com and sesoko.net.

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

One IP number:

ns2.xserver.jp points to: 35.72.43.26

ns3.xserver.jp points to: 202.226.36.247

Mail Servers

One mail server handles 4letter.net; that server is 4letter.net.

4letter.net points to a single IP number: 183.181.98.102.