au.coolmailer.workers.dev - dns.ninja

au.coolmailer.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:437🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:99e8🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.4.55Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.153.232🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.4.55, 172.67.153.232
IPv6 hints2606:4700:3035::6815:437, 2606:4700:3036::ac43:99e8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=128, name=cloudflare-ech.com

coolmailer.workers.dev

DNSSEC⚠️ Not signed
NSkeira.ns.cloudflare.com ⭐
NSmarty.ns.cloudflare.com
SOAkeira.ns.cloudflare.comdns@cloudflare.com serial=2411244134

Same first word

au.com.mx
au.edu.vn
au.s3-website-us-west-1.amazonaws.com
au.ch
au.edu.sa
au.s3-website-us-west-2.amazonaws.com
au.si
au.ngrok.io
au.md
au.uy
au.cq.cn
au.co.th
au.global.prod.fastly.net
au.edu
au.com
au.gov.jo
au.gl
au.s3-website-eu-west-1.amazonaws.com
au.pl
au.edu.af
au.edu.kw
au.st
au.ws
au.sd
au.al
au.cl
au.org.ua
au
au.sg
au.ac.ke
au.s3-website-ap-southeast-2.amazonaws.com
au.edu.pk
au.cn
au.edu.sy
au.s3-website.ap-northeast-2.amazonaws.com
au.la
au.co
au.gp
au.my
au.ro
au.nl
au.ph
au.poznan.pl
au.se
au.cc.ua
au.tv
au.ca
au.edu.iq
au.ru
au.edu.pa
au.to
au.nu
au.co.kr
au.kiev.ua
au.myshopify.com
au.by
au.no
au.nz
au.s3-ap-southeast-1.amazonaws.com
au.org
au.com.au
au.edu.az
au.lt
au.co.uk
au.sa
au.ge
au.vc
au.s3-ap-southeast-2.amazonaws.com
au.su
au.pe
au.s3.amazonaws.com
au.s3-website-us-east-1.amazonaws.com
au.ai
au.ac
au.de
au.a.prod.fastly.net
au.lv
au.uk
au.ma
au.s3.dualstack.ap-southeast-2.amazonaws.com
au.dk
au.im
au.eu.org
au.ua
au.ac.th
au.gy
au.edu.tw
au.gs
au.mk
au.cc
au.ac.kr
au.vg
au.int
au.net

Similar names

ua.if.ua
ua.company
ua.zp.ua
ua.co.kr
ua.kz
ua.edu.au
ua.rentals
ua.edu.py
ua.com.ar
ua.su
ua.edu.ph
ua.edgekey.net
ua.net.ua
ua.today
ua.s3-website-eu-west-1.amazonaws.com
ua.org.ua
ua.au
ua.ac.id
ua.ph
ua.kg
ua.es
ua.vc
ua.com.tr
ua.cn
ua.dog
ua.ca
ua
ua.cm
ua.pizza
ua.ee
ua.tm
ua.ms
ua.org.ar
ua.id
ua.edu.lb
ua.cl
ua.tires
ua.market
ua.com
ua.hosting
ua.com.mx
ua.co
ua.wtf
ua.be
ua.com.ua
ua.com.tw
ua.soccer
ua.at
ua.team
ua.uz
ua.gov.il
ua.ro
ua.co.th
ua.gov.tr
ua.(0x787878)
ua.exchange
ua.ac.be
ua.cc
ua.shell
ua.no
ua.biz
ua.com.sg
ua.co.nz
ua.ws
ua.education
ua.gov.pl
ua.am
ua.school
ua.com.au
ua.social
ua.lv
ua.org
ua.pl
ua.to
ua.aw
ua.dk
ua.software
ua.abbott
ua.ru
ua.net
ua.cz
ua.s3.amazonaws.com
ua.dev
ua.edu.pe
ua.fo
ua.myshopify.com
ua.media
ua.hockey
ua.io
ua.uy
ua.s3-website-us-east-1.amazonaws.com
ua.fi
ua.la
ua.fyi
ua.fish
ua.ae
ua.nov.ru
ua.house
ua.md

DNS History

12 records (4 active, 8 former)

A104.21.4.55172.67.153.2322606:4700:3035::6815:4372606:4700:3036::ac43:99e8172.64.80.1188.114.96.0188.114.97.02606:4700:130:436c:6f75:6466:6c61:72652606:4700:3031::6815:4372606:4700:3035::ac43:99e82a06:98c1:3120::2a06:98c1:3121::
●A104.21.4.552026-02-17 → 2026-08-04 · 7 obs
● 2026-02-17 19:44:54
● 2026-02-19 13:30:56
○ 2026-02-22 23:51:22
● 2026-03-30 07:45:32
○ 2026-05-27 22:40:58
● 2026-05-29 11:41:58
● 2026-08-04 11:41:12
○A172.64.80.12026-02-22 → 2026-02-22 · 4 obs
○ 2026-02-19 13:30:56
● 2026-02-22 23:51:22
○ 2026-03-30 07:45:32
○ 2026-08-04 11:41:12
●A172.67.153.2322026-02-17 → 2026-08-04 · 7 obs
● 2026-02-17 19:44:54
● 2026-02-19 13:30:56
○ 2026-02-22 23:51:22
● 2026-03-30 07:45:32
○ 2026-05-27 22:40:58
● 2026-05-29 11:41:58
● 2026-08-04 11:41:12
○A188.114.96.02026-05-27 → 2026-05-27 · 4 obs
○ 2026-03-30 07:45:32
● 2026-05-27 22:40:58
○ 2026-05-29 11:41:58
○ 2026-08-04 11:41:12
○A188.114.97.02026-05-27 → 2026-05-27 · 4 obs
○ 2026-03-30 07:45:32
● 2026-05-27 22:40:58
○ 2026-05-29 11:41:58
○ 2026-08-04 11:41:12
○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-22 → 2026-02-22 · 4 obs
○ 2026-02-19 13:30:56
● 2026-02-22 23:51:22
○ 2026-03-30 07:45:32
○ 2026-08-04 11:41:12
○A2606:4700:3031::6815:4372026-02-17 → 2026-06-02 · 8 obs
● 2026-02-17 19:44:54
● 2026-02-19 13:30:56
○ 2026-02-22 23:51:22
● 2026-03-30 07:45:32
○ 2026-05-27 22:40:58
● 2026-05-29 11:41:58
● 2026-06-02 04:10:42
○ 2026-08-04 11:41:12
●A2606:4700:3035::6815:4372026-08-04 → 2026-08-04 · 2 obs
○ 2026-06-02 04:10:42
● 2026-08-04 11:41:12
○A2606:4700:3035::ac43:99e82026-02-17 → 2026-06-02 · 8 obs
● 2026-02-17 19:44:54
● 2026-02-19 13:30:56
○ 2026-02-22 23:51:22
● 2026-03-30 07:45:32
○ 2026-05-27 22:40:58
● 2026-05-29 11:41:58
● 2026-06-02 04:10:42
○ 2026-08-04 11:41:12
●A2606:4700:3036::ac43:99e82026-08-04 → 2026-08-04 · 2 obs
○ 2026-06-02 04:10:42
● 2026-08-04 11:41:12
○A2a06:98c1:3120::2026-05-27 → 2026-05-27 · 4 obs
○ 2026-03-30 07:45:32
● 2026-05-27 22:40:58
○ 2026-05-29 11:41:58
○ 2026-08-04 11:41:12
○A2a06:98c1:3121::2026-05-27 → 2026-05-27 · 4 obs
○ 2026-03-30 07:45:32
● 2026-05-27 22:40:58
○ 2026-05-29 11:41:58
○ 2026-08-04 11:41:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
workers.devsofia.ns.cloudflare.com, clyde.ns.cloudflare.com-
coolmailer.workers.devkeira.ns.cloudflare.com, marty.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.204

NS records: keira.ns.cloudflare.com, marty.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 500ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.4.55, 172.67.153.232
AAAA22606:4700:3036::ac43:99e8, 2606:4700:3035::6815:437
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

au.coolmailer.workers.dev has four IP addresses: 104.21.4.55, 172.67.153.232, 2606:4700:3035::6815:437 and 2606:4700:3036::ac43:99e8.

Among the host names that share IP numbers with au.coolmailer.workers.dev are becki-newton.net, www.spaid.com, fountainpenday.org and two others.