null.max-f39.workers.dev - robtex.com

null.max-f39.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:c345🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1505🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.21.5Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.195.69🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.21.5, 172.67.195.69
IPv6 hints2606:4700:3036::ac43:c345, 2606:4700:3037::6815:1505
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=123, name=cloudflare-ech.com

max-f39.workers.dev

DNSSEC⚠️ Not signed
NSjason.ns.cloudflare.com ⭐
NSroxy.ns.cloudflare.com
SOAjason.ns.cloudflare.comdns@cloudflare.com serial=2406633224

Same first word

null.xmit.dev
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null.sh
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null.jpn.com
null.bplaced.de
null.earth
null.nhs.uk
null.flier.jp
null.win
null.ninja
null.jls-sto3.elastx.net
null.style
null.it.com
null.bio
null.awsapps.com
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null.us.com
null.cafe
null.solutions
null.mil.ph
null.reserve-online.net
null.ric.jelastic.vps-host.net
null.bh
null.vc
null.skin
null.blogspot.pt
null.dyndns.org
null.web.lk
null.nl
null.gift
null.mircloud.host
null.fashionstore.jp
null.s3-website.ap-south-1.amazonaws.com
null.s3-eu-west-1.amazonaws.com
null.cloudns.biz
null.vg
null.a.prod.fastly.net
null.builders
null.workers.dev
null.ml
null.s3-website.ap-northeast-2.amazonaws.com
null.com.br
null.mobile
null.ad
null.s3.ap-northeast-1.amazonaws.com
null.s3.us-east-1.amazonaws.com
null.mil.tm
null.tf
null.im
null.west1-us.cloudjiffy.net
null.co.za
null.watch
null.wine
null.hr
null.com.ws
null.blogspot.com.by
null.cloudns.org
null.io
null.ru
null.is-a.dev
null.org.ee
null.square7.de
null.radio.fm
null.vision
null.cab
null.lima-city.de
null.bz
null.vn
null.googlecode.com
null.pl
null.lk
null.eu
null.dedyn.io
null.blogspot.com.au
null.games
null.kitchen
null.freeddns.us
null.farm
null.dev
null.canva-apps.cn
null.blogspot.is
null.woltlab-demo.com
null.pink
null.blogspot.lu
null.s3.amazonaws.com
null.bet
null.codespot.com
null.uz
null.fail
null.canva-apps.com
null.cam
null.pk
null.j.layershift.co.uk
null.cloudns.cc
null.id
null.s3-website-us-east-1.amazonaws.com
null.in.net
null.org.tr
null.news

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DNS History

4 records (4 active, 0 former)

A104.21.21.5172.67.195.692606:4700:3036::ac43:c3452606:4700:3037::6815:1505
●A104.21.21.52026-06-27 → 2026-07-14 · 2 obs
● 2026-06-27 01:42:44
● 2026-07-14 18:14:20
●A172.67.195.692026-06-27 → 2026-07-14 · 2 obs
● 2026-06-27 01:42:44
● 2026-07-14 18:14:20
●A2606:4700:3036::ac43:c3452026-06-27 → 2026-07-14 · 2 obs
● 2026-06-27 01:42:44
● 2026-07-14 18:14:20
●A2606:4700:3037::6815:15052026-06-27 → 2026-07-14 · 2 obs
● 2026-06-27 01:42:44
● 2026-07-14 18:14:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...10 records
workers.devsofia.ns.cloudflare.com, clyde.ns.cloudflare.com-
max-f39.workers.devjason.ns.cloudflare.com, roxy.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.142

NS records: jason.ns.cloudflare.com, roxy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 1153ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.21.5, 172.67.195.69
AAAA22606:4700:3036::ac43:c345, 2606:4700:3037::6815:1505
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 10

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

Analysis

IP Addresses

null.max-f39.workers.dev resolves to four IP addresses: 104.21.21.5, 172.67.195.69, 2606:4700:3036::ac43:c345 and 2606:4700:3037::6815:1505.

mrssmith.co.za, artcretedesigns.com, stagingurl.net plus two other host names have IP numbers in common with null.max-f39.workers.dev.