01.0004.workers.dev - dns.ninja

`01.0004.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:41dd^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:c182^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.65.221^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.193.130^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.65.221, 172.67.193.130
		IPv6 hints	2606:4700:3035::6815:41dd, 2606:4700:3037::ac43:c182
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=106, name=cloudflare-ech.com

`0004.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`dorthy.ns.cloudflare.com` ⭐
	NS	`mitch.ns.cloudflare.com`
	SOA	`dorthy.ns.cloudflare.com`dns@cloudflare.com serial=2411408652

Same first word

01.com.au

01.zip

01.co.za

01.design

01.ee

01.si

01.pl

01.ph

01.fund

01.nu

01.co

01.cm

01.cn

01.to

01.xyz

01.cz

01.com.kz

01.s3-website-us-west-2.amazonaws.com

01.sbs

01.fr

01.ly

01.cafe

01.akamaized.net

01.dev

01.vg

01.services

01.org

01.net.au

01.com

01.vc

01.com.br

01.ma

01.tf

01.com.cn

01.pet

01.ca

01.world

01.immo

01.farm

01.cc

01.hu

01.or.at

01.gs

01.re

01.kiwi

01.pe

01.foundation

01.la

01.studio

01.systems

01.bet

01.email

01.sg

01.cool

01.ai

01.com.tw

01.am

01.guru

01.cloud

01.fi

01.de

01.link

01.media

01.ag

01.net.vn

01.agency

01.al

01.nl

01.ru

01.pw

01.be

01.cash

01.tech

01.dk

01.cl

01.chat

01.ae

01.style

01.thruhere.net

01.s3.amazonaws.com

01.gold

01.gg

01.sk

01.com.my

01.app

01.legal

01.se

01.net.cn

01.rs

01.run

01.capital

01.com.vn

01.com.tr

01.su

01.co.at

01.net

01.fyi

01.pt

01.ms

01.tv

01.no

01.zone

01.ro

01.ge

01.cx

01.io

01.medecin.fr

01.gen.tr

01.at

01.com.hk

01.is

Similar names

10.amsterdam

10.gd

10.vip

01.plus

01.mk

10.cn

10.cq.cn

01.hk

01.org.uk

10.pl

10.cm

10.org.cn

10.com

10.me

10.hk

10.co.kr

10.edu.vn

10.soccer

10.cd

10.tv

10.coach

10.fi

10.org

10.nl

10.ee

10.com.ua

10.football

10.ru

10.com.au

10.co

10.lv

10.world

10.com.cn

10.ae

10.is

10.com.pe

10.at

10.chat

10.kz

10.to

10.biz

10.lt

10.casino

10.net

10.re

10.uk

10.campaign.gov.uk

10.com.vn

10.no

10.cl

10.house

10.games

10.fish

10.in-addr.arpa

10.se

10.hn.cn

10.ag

10.co.uk

10.do

10.by

10.vc

10.sk

10.de

10.com.pk

10.digital

10.be

10.my

10.game

10.s3.amazonaws.com

DNS History

6 records (4 active, 2 former)

●A104.21.65.2212026-02-16 → 2026-08-08 · 2 obs

● 2026-02-16 22:59:50
● 2026-08-08 06:03:10

●A172.67.193.1302026-02-16 → 2026-08-08 · 2 obs

● 2026-02-16 22:59:50
● 2026-08-08 06:03:10

○A2606:4700:3031::6815:41dd2026-02-16 → 2026-02-16 · 3 obs

● 2026-02-16 22:59:50
○ 2026-07-24 06:19:04
○ 2026-08-08 06:03:10

○A2606:4700:3031::ac43:c1822026-02-16 → 2026-02-16 · 3 obs

● 2026-02-16 22:59:50
○ 2026-07-24 06:19:04
○ 2026-08-08 06:03:10

●A2606:4700:3035::6815:41dd2026-07-24 → 2026-08-08 · 3 obs

○ 2026-02-16 22:59:50
● 2026-07-24 06:19:04
● 2026-08-08 06:03:10

●A2606:4700:3037::ac43:c1822026-07-24 → 2026-08-08 · 3 obs

○ 2026-02-16 22:59:50
● 2026-07-24 06:19:04
● 2026-08-08 06:03:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
0004.workers.dev	dorthy.ns.cloudflare.com, mitch.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.208

NS records: dorthy.ns.cloudflare.com, mitch.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 312ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.193.130, 104.21.65.221`
AAAA	2	`2606:4700:3037::ac43:c182, 2606:4700:3035::6815:41dd`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

01.0004.workers.dev resolves to four IP addresses: 104.21.65.221, 172.67.193.130, 2606:4700:3035::6815:41dd and 2606:4700:3037::ac43:c182.

Two other host names, along with ugolf.org, credker.com and ipd.xyz, also share IP numbers with 01.0004.workers.dev.