duck.cool - robtex.com

duck.cool

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:9582🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:21cb🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.33.203Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.149.130🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkirk.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bc0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkirk.ns.cloudflare.com
A2803:f800:50::6ca2:c1c0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkirk.ns.cloudflare.com
A2a06:98c1:50::ac40:21c0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkirk.ns.cloudflare.com
A108.162.193.192🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkirk.ns.cloudflare.com
A172.64.33.192🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkirk.ns.cloudflare.com
A173.245.59.192🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkirk.ns.cloudflare.com
NSviolet.ns.cloudflare.com
A2606:4700:50::adf5:3aed🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
A2803:f800:50::6ca2:c0ed🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRviolet.ns.cloudflare.com
A2a06:98c1:50::ac40:20ed🇺🇸 Cloudflare2a06:98c1:50::/45
PTRviolet.ns.cloudflare.com
A108.162.192.237🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
A172.64.32.237🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
A173.245.58.237🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
MXmail.protonmail.ch ⭐
A176.119.200.128🇨🇭 Proton176.119.200.0/24
PTRmail.protonmail.ch
A185.70.42.128🇨🇭 Proton185.70.42.0/24
PTRmail.protonmail.ch
A185.205.70.128🇫🇷 Proton185.205.70.0/24
PTRmail.protonmail.ch
MXmailsec.protonmail.ch(20)
A176.119.200.129🇨🇭 Proton176.119.200.0/24
PTRmailsec.protonmail.ch
A185.70.42.129🇨🇭 Proton185.70.42.0/24
PTRmailsec.protonmail.ch
A185.205.70.129🇫🇷 Proton185.205.70.0/24
PTRmailsec.protonmail.ch
TXTprotonmail-verification=3c53da90178edd78d271ceff0177b49adbe8a65b
TXTv=spf1 include:_spf.protonmail.ch ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.33.203, 172.67.149.130
IPv6 hints2606:4700:3030::ac43:9582, 2606:4700:3033::6815:21cb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=226, name=cloudflare-ech.com
SOAkirk.ns.cloudflare.comdns@cloudflare.com serial=2400760223

cool

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.cool ⭐
NSv0n1.nic.cool
NSv0n2.nic.cool
NSv0n3.nic.cool
NSv2n0.nic.cool
NSv2n1.nic.cool
SOAv0n0.nic.coolhostmaster@donuts.email serial=1776151347

PTR for

73.115.165.82.in-addr.arpa

Same first word

duck.tax
duck.camp
duck.me
duck.co.th
duck.com.tr
duck.industries
duck.haus
duck.cl
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duck.academy
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duck.show
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duck.lol
duck.bike
duck.com.cn
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duck.cafe
duck.pt
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duck.pictures
duck.pl
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duck.ag
duck.black
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duck.blue
duck.se
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duck.tel
duck.life
duck.hu
duck.ie
duck.biz
duck.im
duck.news
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duck.com.ua
duck.chat
duck.it
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duck.sakura.ne.jp
duck.org
duck.pp.ua
duck.dk
duck.run
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duck.ink
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duck.firebaseapp.com
duck.consulting
duck.team
duck.design
duck.army
duck.ch
duck.ai
duck.moe
duck.horse
duck.co.uk
duck.fr
duck.host
duck.email

Similar names

cudk.com
cduk.cn
kcud.cn
dukc.com
cduk.com
ukdc.com
kdcu.cn
ckud.cn
uckd.edu.kg
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dkuc.cn
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kcud.com
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cduk.online
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cduk.org
dukc.ru
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dcku.de
kdcu.co.uk
cduk.ru
ckdu.org
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cduk.de
dcuk.org
cdku.net
cudk.cz
dcuk.com
cukd.com
udck.jp
dcku.com.cn
dcuk.info
dukc.moda
kcdu.com
cduk.net
dcku.cn
ukdc.jp
dcuk.de
cduk.lk
kduc.net
dcuk.cz
cduk.cz

DNS History

12 records (8 active, 4 former)

201820192020202120222023202420252026NSkirk.ns.cloudflare.comviolet.ns.cloudflare.comMXmail.protonmail.chmailsec.protonmail.chA104.21.33.203172.67.149.1302606:4700:3030::ac43:95822606:4700:3033::6815:21cb104.18.42.159104.18.43.1592400:cb00:2048:1::6812:2a9f2400:cb00:2048:1::6812:2b9f
●NSkirk.ns.cloudflare.com2017-03-16 → 2026-04-14 · 2 obs
● 2017-03-16 17:39:00
● 2026-04-14 07:51:38
●NSviolet.ns.cloudflare.com2017-03-16 → 2026-04-14 · 2 obs
● 2017-03-16 17:39:00
● 2026-04-14 07:51:38
●MXmail.protonmail.ch2026-04-14 → 2026-04-14 · 2 obs
● 2026-04-14 07:51:36
● 2026-04-14 07:51:38
●MXmailsec.protonmail.ch2026-04-14 → 2026-04-14 · 2 obs
● 2026-04-14 07:51:36
● 2026-04-14 07:51:38
○A104.18.42.1592017-03-16 → 2017-05-08 · 4 obs
● 2017-03-16 17:39:00
● 2017-05-08 13:34:16
○ 2026-04-14 07:51:36
○ 2026-04-14 07:51:38
○A104.18.43.1592017-03-16 → 2017-05-08 · 4 obs
● 2017-03-16 17:39:00
● 2017-05-08 13:34:16
○ 2026-04-14 07:51:36
○ 2026-04-14 07:51:38
●A104.21.33.2032026-04-14 → 2026-04-14 · 3 obs
○ 2017-05-08 13:34:16
● 2026-04-14 07:51:36
● 2026-04-14 07:51:38
●A172.67.149.1302026-04-14 → 2026-04-14 · 3 obs
○ 2017-05-08 13:34:16
● 2026-04-14 07:51:36
● 2026-04-14 07:51:38
○A2400:cb00:2048:1::6812:2a9f2017-03-16 → 2017-05-08 · 4 obs
● 2017-03-16 17:39:00
● 2017-05-08 13:34:16
○ 2026-04-14 07:51:36
○ 2026-04-14 07:51:38
○A2400:cb00:2048:1::6812:2b9f2017-03-16 → 2017-05-08 · 4 obs
● 2017-03-16 17:39:00
● 2017-05-08 13:34:16
○ 2026-04-14 07:51:36
○ 2026-04-14 07:51:38
●A2606:4700:3030::ac43:95822026-04-14 → 2026-04-14 · 3 obs
○ 2017-05-08 13:34:16
● 2026-04-14 07:51:36
● 2026-04-14 07:51:38
●A2606:4700:3033::6815:21cb2026-04-14 → 2026-04-14 · 3 obs
○ 2017-05-08 13:34:16
● 2026-04-14 07:51:36
● 2026-04-14 07:51:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coolv0n2.nic.cool, v0n0.nic.cool, v0n1.nic.cool, v2n1.nic.cool...12 records
duck.coolkirk.ns.cloudflare.com, violet.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.192

NS records: kirk.ns.cloudflare.com, violet.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duck.cool (unsigned zone)

⏱️ Timing

Total: 264ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.149.130, 104.21.33.203
AAAA22606:4700:3033::6815:21cb, 2606:4700:3030::ac43:9582
NS2kirk.ns.cloudflare.com, violet.ns.cloudflare.com
MX2mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)
TXT2protonmail-verification=3c53da90178edd78, v=spf1 include:_spf.protonmail.ch ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kirk.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.cool, v2n0.nic.cool, v0n3.nic.cool...)

Analysis

IP Addresses

duck.cool resolves to four IPs: 2606:4700:3030::ac43:9582, 2606:4700:3033::6815:21cb, 104.21.33.203 and 172.67.149.130.

Other host names such as xjy98.com, rich7777.com, cc902.com, animevietsub.fit and yvalentriqo.com share IP numbers with duck.cool.

Name Servers

duck.cool is delegated to two name servers: kirk.ns.cloudflare.com and violet.ns.cloudflare.com.

duck.cool uses the same name server setup as other domains, including sqd.ink, kendzz.com, mms.name, professorsquid.com and filmindiaworldwide.com.

At least part of the name servers for duck.cool are shared with other domains, for instance cam-direct.com, ravsend1.co.il, 1i1.in, builders-tech.com and mythbustersresults.com.

These name servers are commonly used alongside oswald.ns.cloudflare.com and reese.ns.cloudflare.com.

Host names with six IP numbers:

kirk.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc0, 2803:f800:50::6ca2:c1c0, 2a06:98c1:50::ac40:21c0, 108.162.193.192, 172.64.33.192 and 173.245.59.192.

violet.ns.cloudflare.com points to: 2606:4700:50::adf5:3aed, 2803:f800:50::6ca2:c0ed, 2a06:98c1:50::ac40:20ed, 108.162.192.237, 172.64.32.237 and 173.245.58.237.

Mail Servers

duck.cool is handled by two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.

duck.cool uses the same mail server setup as other domains, for instance helppo.es, mahay.eu, bigdata.ie, deoxy.net and daemoncreations.com.

duck.cool shares at least some mail servers with other domains, for example chamberlin.org.uk, cxpertin.com, asksteved.com, synthacon.com and gregoryjamesrank.com.

Host names with three IP numbers:

mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128; mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129.