arpa - robtex.com

arpa

DNSSEC⚠️ Not signed
NSa.root-servers.net ⭐
A2001:503:ba3e::2:30🇺🇸 VERISIGN-AS2001:503:ba3e::/48 Verisign Route
PTRa.root-servers.net
A198.41.0.4🇺🇸 VERISIGN-AS198.41.0.0/24 Verisign Route
PTRa.root-servers.net
NSa.ns.arpa ⚠️ Not in parent delegation
A2001:503:ba3e::2:30🇺🇸 VERISIGN-AS2001:503:ba3e::/48 Verisign Route
PTRa.root-servers.net
A198.41.0.4🇺🇸 VERISIGN-AS198.41.0.0/24 Verisign Route
PTRa.root-servers.net
NSb.ns.arpa ⚠️ Not in parent delegation
A2801:1b8:10::b🇺🇾 B-ROOT-SERVER-OPS2801:1b8:10::/48
PTRb.root-servers.net
A170.247.170.2🇺🇾 B-ROOT-SERVER-OPS170.247.170.0/24
PTRb.root-servers.net
NSc.ns.arpa ⚠️ Not in parent delegation
A2001:500:2::c🇺🇸 AS21492001:500:2::/48 Cogent Communications IPv6 Micro Allocation
PTRc.root-servers.net
A192.33.4.12🇺🇸 AS2149192.33.4.0/24
PTRc.root-servers.net
NSd.ns.arpa ⚠️ Not in parent delegation
A2001:500:2d::d🇺🇸 MAX-GIGAPOP2001:500:2d::/48 University of Maryland
PTRd.root-servers.net
A199.7.91.13🇺🇸 MAX-GIGAPOP199.7.91.0/24 University of Maryland
PTRd.root-servers.net
NSe.ns.arpa ⚠️ Not in parent delegation
A2001:500:a8::e🇺🇸 AS215562001:500:a8::/48 NASA Ames Research Center (NARC) - E-ROOT
PTRe.root-servers.net
A192.203.230.10🇺🇸 AS21556192.203.230.0/24 NASA Integrated Services Network (NISN) - E-ROOT
PTRe.root-servers.net
NSf.ns.arpa ⚠️ Not in parent delegation
A2001:500:2f::f🇺🇸 ISC-F-ROOT2001:500:2f::/48 F-Root
PTRf.root-servers.net
A192.5.5.241🇺🇸 ISC-F-ROOT192.5.5.0/24 F-Root
PTRf.root-servers.net
NSg.ns.arpa ⚠️ Not in parent delegation
A2001:500:12::d0d🇺🇸 AS59272001:500:12::/48 3990 E. Broad Street Columbus OH 43218 United States
PTRg.root-servers.net
A192.112.36.4🇺🇸 AS5927192.112.36.0/24
PTRg.root-servers.net
NSh.ns.arpa ⚠️ Not in parent delegation
A2001:500:1::53🇺🇸 AS15082001:500:1::/48 Proxy Registration
PTRh.root-servers.net
A198.97.190.53🇺🇸 AS1508198.97.190.0/24 GBI via EMIX
PTRh.root-servers.net
NSi.ns.arpa ⚠️ Not in parent delegation
A2001:7fe::53🇸🇪 I-ROOT2001:7fe::/33 Prefix reserved for i.root-servers.net., from sites. Assigned 20030916 $Id: route6_2001:7fe::-33,v 1.1 2010-06-10 08:08:52 nico Exp $
PTRi.root-servers.net
A192.36.148.17🇸🇪 I-ROOT192.36.148.0/24 Prefix reserved for DNS root name server i.root-servers.net. $Id: route_192.36.148.0-24,v 1.2 2010-05-26 08:52:13 liman Exp $
PTRi.root-servers.net
NSk.ns.arpa ⚠️ Not in parent delegation
A2001:7fd::1🇳🇱 K-ROOT-SERVER2001:7fd::/48 K-ROOT Service Network V6
PTRk.root-servers.net
A193.0.14.129🇳🇱 K-ROOT-SERVER193.0.14.0/24 K-ROOT Service Network
PTRk.root-servers.net
NSl.ns.arpa ⚠️ Not in parent delegation
A2001:500:9f::42🇺🇸 AS201442001:500:9f::/48 Interwire Internet Services Pvt Ltd
PTRl.root-servers.net
A199.7.83.42🇺🇸 AS20144199.7.83.0/24 Secretaria Legal y Tecnica
PTRl.root-servers.net
NSm.ns.arpa ⚠️ Not in parent delegation
A2001:dc3::35🇯🇵 M-ROOT2001:dc3::/32 WIDE Murai Lab Keio University 5322 Endo, Fujisawa-shi
PTRm.root-servers.net
A202.12.27.33🇯🇵 M-ROOT202.12.27.0/24 WIDE Murai Lab Keio University 5322 Endo, Fujisawa-shi
PTRm.root-servers.net
SOAa.root-servers.netnstld@verisign-grs.com 2026-07-12 #0

(root)

DNSSEC🔒 Signed (DS record present)
NSa.root-servers.net ⭐ ⚠️ Not in parent delegation
NSb.root-servers.net ⚠️ Not in parent delegation
NSc.root-servers.net ⚠️ Not in parent delegation
NSd.root-servers.net ⚠️ Not in parent delegation
NSe.root-servers.net ⚠️ Not in parent delegation
NSf.root-servers.net ⚠️ Not in parent delegation
NSg.root-servers.net ⚠️ Not in parent delegation
NSh.root-servers.net ⚠️ Not in parent delegation
NSi.root-servers.net ⚠️ Not in parent delegation
NSj.root-servers.net ⚠️ Not in parent delegation
NSk.root-servers.net ⚠️ Not in parent delegation
NSl.root-servers.net ⚠️ Not in parent delegation
NSm.root-servers.net ⚠️ Not in parent delegation
SOAa.root-servers.netnstld@verisign-grs.com 2026-07-12 #0

Subdomains

home.arpa
service.arpa
in-addr.arpa
in-addr-servers.arpa
uri.arpa
urn.arpa
e164.arpa
as112.arpa
ip6-servers.arpa
ipv4only.arpa
iris.arpa
ip6.arpa

Same first word

arpa.piemonte.it
arpa.cz
arpa.cc
arpa.archi
arpa.com.es
arpa.ca
arpa.at
arpa.az
arpa.consulting
arpa.org
arpa.sardegna.it
arpa.org.uk
arpa.site
arpa.tm.fr
arpa.sicilia.it
arpa.emr.it
arpa.dev
arpa.org.ar
arpa.gr
arpa.dk
arpa.ee
arpa.com.ua
arpa.veneto.it
arpa.ph
arpa.me
arpa.net
arpa.vg
arpa.it
arpa.wtf
arpa.se
arpa.ru
arpa.si
arpa.sk
arpa.be
arpa.ch
arpa.hr
arpa.vda.it
arpa.tv
arpa.eu
arpa.im
arpa.org.az
arpa.puglia.it
arpa.no
arpa.com.ar
arpa.ws
arpa.marche.it
arpa.fi
arpa.fvg.it
arpa.li
arpa.es
arpa.mil
arpa
arpa.umbria.it

Similar names

aarp.net
aarp.com.mx
para.te.ua
paar.com.au
para.at
arap.cv
apra.com.co
aarp.ws
para.co.za
rapa.ws
paar.photography
rapa.ru
paar.me
rapa.lublin.pl
apar.org.br
apar.pl
raap.ie
apar.sk
apar.com.mx
apar.org
para.casa
para.it
para.solutions
paar.ru
arap.org
paar.io
arap.eu
rapa.jp
praa.net
paar.co.at
apar.me
para.pub
para.eu
aarp.org.br
raap.net
para.com
apra.com
para.co.kr
apar.sklep.pl
aarp.tv
apar.it
rapa.com
apar.at
aapr.com
paar.org
aarp.com.au
rapa.at
rapa.co
para.finance
apra.com.au
apra.digital
raap.info
rpaa.in
para.click
arap.net
apar.eu
para.ro
paar.ro
para.me
arap.gob.pa
aapr.ro
raap.eu
aarp.us
para.pl
apra.de
paar.es
apra.net
para.hu
para.digital
para.site
para.to
rapa.net
arap.cg
paar.tv
paar.mx
paar.de
paar.co
arap.at
para.ms
aarp.it
raap.in
paar.edu.pl
apar.com.pt

DNS History

24 records (13 active, 11 former)

20162017201820192020202120222023202420252026NSa.ns.arpaa.root-servers.netb.ns.arpac.ns.arpad.ns.arpae.ns.arpaf.ns.arpag.ns.arpah.ns.arpai.ns.arpak.ns.arpal.ns.arpam.ns.arpab.root-servers.netc.root-servers.netd.root-servers.nete.root-servers.netf.root-servers.netg.root-servers.neth.root-servers.neti.root-servers.netk.root-servers.netl.root-servers.netm.root-servers.net
●NSa.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
●NSa.root-servers.net2015-09-04 → 2026-07-12 · 2 obs
● 2015-09-04 04:36:34
● 2026-07-12 10:35:48
●NSb.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSb.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48
●NSc.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSc.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48
●NSd.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSd.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48
●NSe.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSe.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48
●NSf.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSf.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48
●NSg.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSg.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48
●NSh.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSh.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48
●NSi.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSi.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48
●NSk.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSk.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48
●NSl.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSl.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48
●NSm.ns.arpa2026-02-14 → 2026-07-12 · 3 obs
○ 2022-01-11 14:14:00
● 2026-02-14 17:17:38
● 2026-07-12 10:35:48
○NSm.root-servers.net2015-09-04 → 2026-05-27 · 12 obs
● 2015-09-04 04:36:34
● 2022-01-11 14:14:00
○ 2026-02-14 17:17:38
○ 2026-04-16 11:21:26
● 2026-04-16 11:52:32
● 2026-04-16 12:23:02
○ 2026-04-16 12:53:16
○ 2026-05-27 00:00:22
● 2026-05-27 00:30:44
● 2026-05-27 01:00:54
○ 2026-05-27 01:31:24
○ 2026-07-12 10:35:48

🔍 DNS Trace

✅ Authoritative Response

Server:198.97.190.53

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 159ms | Queries: -

📄 Records

TypeCountSample Data
NS12k.ns.arpa, b.ns.arpa...
SOA1a.root-servers.net nstld.verisign-grs.co

Analysis

Hierarchy

arpa serves as parent to home.arpa, service.arpa, in-addr.arpa, in-addr-servers.arpa, uri.arpa along with a few other host names.

Name Servers

arpa has 13 name servers — a.ns.arpa, b.ns.arpa, c.ns.arpa and 10 others.

arpa has at least partial name server overlap with other domains, such as servera.kz, xk5sq9.z.cjjd14.com, core.kz and two others.

a.root-servers.net, d.ns.arpa and e.ns.arpa — plus 7 other name servers — are commonly paired with these name servers.

Host names pointing to two IP addresses:

a.ns.arpa resolves to 198.41.0.4 and 2001:503:ba3e::2:30.

b.ns.arpa resolves to 170.247.170.2 and 2801:1b8:10::b.

c.ns.arpa resolves to 192.33.4.12 and 2001:500:2::c.

d.ns.arpa resolves to 199.7.91.13 and 2001:500:2d::d.

e.ns.arpa resolves to 192.203.230.10 and 2001:500:a8::e.

f.ns.arpa resolves to 192.5.5.241 and 2001:500:2f::f.

g.ns.arpa resolves to 192.112.36.4 and 2001:500:12::d0d.

h.ns.arpa resolves to 198.97.190.53 and 2001:500:1::53.

i.ns.arpa resolves to 192.36.148.17 and 2001:7fe::53.

k.ns.arpa resolves to 193.0.14.129 and 2001:7fd::1.

l.ns.arpa resolves to 199.7.83.42 and 2001:500:9f::42.

m.ns.arpa resolves to 202.12.27.33 and 2001:dc3::35.

a.root-servers.net resolves to 198.41.0.4 and 2001:503:ba3e::2:30.

The host names a.ns.arpa and a.root-servers.net both resolve to 2001:503:ba3e::2:30 IP addresses.

The host names a.ns.arpa and a.root-servers.net both resolve to 198.41.0.4 IP addresses.