`dns.postel.org`

DNSSEC	⚠️ Not signed
A	128.9.112.1^{🇺🇸 ISI128.9.112.0/20}
		PTR	`dns.postel.org`

`postel.org`

	DNSSEC	⚠️ Not signed
	A	128.9.40.205^{🇺🇸 ISI128.9.40.0/24}
	NS	`dns.postel.org` ⭐
	NS	`ns-e.b.isi.edu`
	NS	`ns-lax.b.isi.edu`
	NS	`ns-w.b.isi.edu`
	MX	`www.postel.org` ⭐
	TXT	`v=spf1 mx a:www.postel.org ~all`
	SOA	`dns.postel.org`hostmaster@postel.org 2023-12-31 #0

WOT: SAFE (69/100)
rank #672543 globally
rank #48170 in the tld
WOT: SAFE (81/100)
📈 Tranco rank: #939,921

PTR for

1.112.9.128.in-addr.arpa

NS for

postel.org

6.117.206.in-addr.arpa

112.9.128.in-addr.arpa

Previously NS for

tollo.net

tethered.net

Same first word

dns.org.mx

dns.net

dns.ba

dns.cz

dns.gd

dns.net.pl

dns.bydgoszcz.pl

dns.sk

dns.net.ph

dns.equipment

dns.st

dns.net.vn

dns.dyndns.org

dns.ne.kr

dns.com.ua

dns.im

dns.ws

dns.selfip.com

dns.wf

dns.jetzt

dns.nic.in

dns.dk

dns.show

dns.co.za

dns.asia

dns.poker

dns.nrw

dns.tr

dns.com.my

dns.org.cn

dns.plus

dns.com.cn

dns.gov.il

dns.williamhill

dns.fan

dns.edu.pl

dns.hamburg

dns.promo

dns.ru.net

dns.net.za

dns.org.ru

dns.sale

dns.fi

dns.cm

dns.sh

dns.college

dns.com.hk

dns.camp

dns.limo

dns.pics

dns.lt

dns.com.vn

dns.jo

dns.jp.net

dns.health

dns.mw

dns.com.sg

dns.ee

dns.cc

dns.co.il

dns.id.au

dns.ninja

dns.fish

dns.co.in

dns.cy

dns.kinghost.net

dns.bj.cn

dns.ua

dns.gda.pl

dns.hepforge.org

dns.com.mx

dns.vision

dns.se

dns.mil

dns.wtf

dns.or.id

dns.tg

dns.web.id

dns.moe

dns.services

dns.tk

dns.net.id

dns.surf

dns.id

dns.gs

dns.bg

dns.io

dns.gov.it

dns.co.ke

dns.googleapis.com

dns.co.uk

dns.web.tr

dns.earth

dns.samsung

dns.systems

dns.uz

dns.cv

dns.co.sz

dns.vg

dns.com.es

dns.tc

dns.codes

dns.cx

dns.network

dns.money

dns.net.ar

dns.bielsko.pl

dns.ly

dns.edu.ph

dns.salon

dns.tools

dns.software

dns.de

dns.ma

dns.tn

dns.xyz

dns.ye

dns.md

dns.vlaanderen

dns.report

dns.ltd

dns.com.ar

dns.sch.ae

dns.twmail.org

dns.gg

dns.tl

dns.br

dns.gh

dns.net.il

dns.com.tr

dns.ms

dns.vin

dns.ruhr

dns.cat

dns.name.tr

dns.re

dns.hosting

dns.at

dns.pp.ua

dns.sy

dns.azurefd.net

dns.co.jp

dns.ch

dns.solutions

dns.tv

dns.rest

dns.rocks

dns.fr

dns.lu

dns.cl

dns.net.nz

dns.gd.cn

dns.or.at

dns.academy

dns.navy

dns.media

dns.fail

dns.ng

dns.com.au

dns.pt

dns.af

dns.kim

dns.com.tw

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dsn.tw

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sdn.si

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snd.de

dsn.es

dns.expert

nds.net

dsn.com.ua

dsn.fi

dns.nexus

sdn.me

sdn.at

dns.ooo

dns.is

dns.cd

snd.pl

dns.bz

dns.info

dns.whoswho

snd.edu.gr

nsd.biz

dns.mil.cn

dns.org.il

dns.gr

dns.scb

dns.vc

dns.me.uk

dns.govt.nz

dns.center

dns.lgbt

nsd.id

dns.tf

dns.legal

dns.google

dns.com.ru

dns.bet

nsd.pw

dns.sc

sdn.cz

dsn.ro

dns.or.kr

dns.city

dsn.ne.jp

dns.live

dns.run

dns.brussels

dns.watch

dns.properties

snd.se

nds.k12.tr

dns.inc

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sdn.dk

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dsn.cn

sdn.tv

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sdn.io

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dsn.at

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dns.net.my

nsd.org

nsd.com.my

dns.vn

snd.tv

dns.ru

dsn.ir

sdn.se

nds.hk

nds.co.jp

snd.tc

nds.com.pk

sdn.services

nds.wa.edu.au

nsd.gov.pk

nds.gov

nsd.heavy.jp

nsd.k12.ar.us

nds.com.mx

dns.domains

dsn.jp

dsn.gent

sdn.co

dns.ink

dns.be

nds.com.br

nsd.kz

dsn.workers.dev

dns.lv

dsn.cz

dns.ae

dns.cloudns.us

dns.co.kr

sdn.kr

dns.so

DNS History

2 records (1 active, 1 former)

●A128.9.112.12007-10-22 → 2026-04-13 · 2 obs

● 2007-10-22 02:25:44
● 2026-04-13 12:19:24

○A2001:1878:400:1:f66d:4ff:fe28:39072017-06-27 → 2017-08-16 · 5 obs

○ 2007-10-22 02:25:44
● 2017-06-27 19:17:24
● 2017-08-16 15:59:02
○ 2026-02-15 11:43:04
○ 2026-04-13 12:19:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
postel.org	ns-lax.b.isi.edu, ns-w.b.isi.edu, ns-e.b.isi.edu	-

✅ Authoritative Response

Server:206.117.5.92

NS records: ns-lax.b.isi.edu, ns-w.b.isi.edu, ns-e.b.isi.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postel.org (unsigned zone)

⏱️ Timing

Total: 640ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`128.9.112.1`

Analysis

Name Server Role

For postel.org, 6.117.206.in-addr.arpa and 112.9.128.in-addr.arpa, dns.postel.org serves as their name server.

Together with dns.postel.org, ns-e.b.isi.edu, ns-lax.b.isi.edu and ns-w.b.isi.edu are commonly used as name servers.

IP Addresses

dns.postel.org points to a single IP: 128.9.112.1.

dns.postel.org - robtex.com

dns.postel.org

postel.org