`h2o.iop.amazon.dev`

DNSSEC	⚠️ Not signed
NS	`ns-251.awsdns-31.com` ⭐
		A	2600:9000:5300:fb00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-251.awsdns-31.com`
		A	205.251.192.251^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-251.awsdns-31.com`
NS	`ns-1516.awsdns-61.org`
		A	2600:9000:5305:ec00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1516.awsdns-61.org`
		A	205.251.197.236^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1516.awsdns-61.org`
NS	`ns-1689.awsdns-19.co.uk`
		A	2600:9000:5306:9900::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1689.awsdns-19.co.uk`
		A	205.251.198.153^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1689.awsdns-19.co.uk`
NS	`ns-985.awsdns-59.net`
		A	2600:9000:5303:d900::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-985.awsdns-59.net`
		A	205.251.195.217^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-985.awsdns-59.net`
SOA	`ns-251.awsdns-31.com`awsdns-hostmaster@amazon.com serial=1

`iop.amazon.dev`

	DNSSEC	⚠️ Not signed
	NS	`ns-608.awsdns-12.net` ⭐
	NS	`ns-1126.awsdns-12.org`
	NS	`ns-1724.awsdns-23.co.uk`
	NS	`ns-37.awsdns-04.com`
	SOA	`ns-608.awsdns-12.net`awsdns-hostmaster@amazon.com serial=1

Same first word

h2o.photos

h2o.ca

h2o.email

h2o.tools

h2o.world

h2o.kz

h2o.org.ua

h2o.net

h2o.se

h2o.com.gt

h2o.im

h2o.hk

h2o.md

h2o.partners

h2o.com.sg

h2o.fr

h2o.technology

h2o.ba

h2o.org

h2o.exchange

h2o.es

h2o.si

h2o.co.nz

h2o.ai

h2o.com

h2o.services

h2o.zone

h2o.gold

h2o.su

h2o.aero

h2o.tv

h2o.art

h2o.no

h2o.foundation

h2o.company

h2o.is

h2o.in

h2o.sg

h2o.cat

h2o.co

h2o.co.jp

h2o.it

h2o.sk

h2o.hu

h2o.net.cn

h2o.mydns.jp

h2o.team

h2o.us

h2o.nara.nara.jp

h2o.at

h2o.run

h2o.com.ua

h2o.mobi

h2o.me

h2o.am

h2o.cn

h2o.international

h2o.tech

h2o.fyi

h2o.ro

h2o.black

h2o.solar

h2o.or.jp

h2o.gd

h2o.ma

h2o.fi

h2o.la

h2o.tips

h2o.ch

h2o.mx

h2o.cz

h2o.ru

h2o.cl

h2o.com.tr

h2o.dev

h2o.sakura.ne.jp

h2o.network

h2o.de

h2o.com.hk

h2o.org.pl

h2o.be

h2o.group

h2o.tokyo

h2o.rs

h2o.land

h2o.farm

h2o.eu

h2o.com.mx

h2o.moe

h2o.fitness

h2o.dk

h2o.church

h2o.net.tw

h2o.community

h2o.nu

h2o.bio

h2o.coffee

h2o.al

h2o.biz

h2o.energy

h2o.in.ua

h2o.sh

h2o.today

h2o.ph

h2o.vn

Similar names

o2h.dk

2oh.cc

o2h.cz

o2h.ch

2ho.org

oh2.me

o2h.com

2ho.net

ho2.be

oh2.ru

2oh.com

o2h.sk

o2h.com.br

o2h.pl

o2h.eu

oh2.cl

oh2.in

o2h.fr

2ho.ca

2ho.xyz

oh2.co.uk

o2h.info

oh2.de

oh2.nl

ho2.ca

o2h.nl

ho2.org

ho2.de

ho2.me

ho2.ch

ho2.ru

ho2.xyz

ho2.no

2ho.site

2ho.me

oh2.casino

DNS History

4 records (4 active, 0 former)

●NSns-1516.awsdns-61.org2026-07-05 → 2026-08-04 · 2 obs

● 2026-07-05 04:05:58
● 2026-08-04 02:13:16

●NSns-1689.awsdns-19.co.uk2026-07-05 → 2026-08-04 · 2 obs

● 2026-07-05 04:05:58
● 2026-08-04 02:13:16

●NSns-251.awsdns-31.com2026-07-05 → 2026-08-04 · 2 obs

● 2026-07-05 04:05:58
● 2026-08-04 02:13:16

●NSns-985.awsdns-59.net2026-07-05 → 2026-08-04 · 2 obs

● 2026-07-05 04:05:58
● 2026-08-04 02:13:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	10 records
amazon.dev	ns-1373.awsdns-43.org, ns-729.awsdns-27.net, ns-1648.awsdns-14.co.uk, ns-101.awsdns-12.com	-
iop.amazon.dev	ns-1126.awsdns-12.org, ns-1724.awsdns-23.co.uk, ns-37.awsdns-04.com, ns-608.awsdns-12.net	-
h2o.iop.amazon.dev	ns-1516.awsdns-61.org, ns-1689.awsdns-19.co.uk, ns-251.awsdns-31.com, ns-985.awsdns-59.net	-

✅ Authoritative Response

Server:205.251.192.251

NS records: ns-1516.awsdns-61.org, ns-1689.awsdns-19.co.uk, ns-251.awsdns-31.com, ns-985.awsdns-59.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for amazon.dev (unsigned zone)

⏱️ Timing

Total: 845ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1516.awsdns-61.org, ns-1689.awsdns-19.co.uk...`
SOA	1	`ns-251.awsdns-31.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

Name Servers

h2o.iop.amazon.dev has four authoritative name servers: ns-251.awsdns-31.com, ns-985.awsdns-59.net, ns-1516.awsdns-61.org and ns-1689.awsdns-19.co.uk.

The name servers of h2o.iop.amazon.dev overlap at least partially with those of other domains — among them ap-southeast-1.prod.associatetools.ihm.amazon.dev, svipe.com, vector.co and two more.

Each of the four hosts ns-251.awsdns-31.com, ns-985.awsdns-59.net, ns-1516.awsdns-61.org and ns-1689.awsdns-19.co.uk has two IP addresses. ns-251.awsdns-31.com points to 205.251.192.251 and 2600:9000:5300:fb00::1. ns-985.awsdns-59.net points to 205.251.195.217 and 2600:9000:5303:d900::1. ns-1516.awsdns-61.org points to 205.251.197.236 and 2600:9000:5305:ec00::1. ns-1689.awsdns-19.co.uk points to 205.251.198.153 and 2600:9000:5306:9900::1.

h2o.iop.amazon.dev - robtex.com