b.off.dk - dns.ninja

`b.off.dk`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:805f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:e7^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.0.231^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.128.95^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.0.231, 172.67.128.95
		IPv6 hints	2606:4700:3030::ac43:805f, 2606:4700:3034::6815:e7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=195, name=cloudflare-ech.com

`off.dk`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:805f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:e7^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.0.231^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.128.95^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`augustus.ns.cloudflare.com` ⭐
NS	`kami.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.0.231, 172.67.128.95
		IPv6 hints	2606:4700:3030::ac43:805f, 2606:4700:3034::6815:e7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=195, name=cloudflare-ech.com
SOA	`augustus.ns.cloudflare.com`dns@cloudflare.com serial=2408106359

Previously NS for

off.dk

Previously MX for

off.dk

Same first word

b.ink

b.cd

b.gold

b.art.pl

b.uy

b.sc

b.co

b.systems

b.s3.amazonaws.com

b.vn.ua

b.com.cn

b.beer

b.sk

b.glass

b.vip

b.cr

b.lol

b.akamai.net

b.cash

b.fi

b.net.nz

b.hr

b.fm

b.company

b.qh.cn

b.app

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b.doctor

b.me

b.aivencloud.com

b.br

b.nx.cn

b.cx

b.dk

b.gl

b.et

b.hm

b.ke

b.info.pl

b.nu

b.link

b.co.nl

b.mr

b.ht

b.cm

b.biz

b.asia

b.green

b.co.uk

b.org.ai

b.ai

b.akamai-staging.net

b.gov.au

b.fit

b.tc

b.gg

b.com.br

b.tv

b.hu

b.ddns.net

b.bike

b.vu

b.game

b.to

b.ly

b.com.ua

b.eus

b.cl

b.fr

b.mw

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b.io

b.ws

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b.je

b.country

b.house

b.ro

b.akamaiedge-staging.net

b.top

b.ms

b.news

b.ln.cn

b.ua

b.gov.lv

b.co.kr

b.media

b.ee

b.ie

b.com.mx

b.com.de

b.gt

b.gp

b.digital

b.org

b.box

b.new

b.ls

b.st

b.cn

Similar names

b.co.zw

b.watch

b.kz

b.cz

b.wtf

b.akamaiedge.net

b.my

b.gy

b.edu.vn

b.de

b.hn

b.center

b.movie

b.pl

b.kg

b.capital

b.fashion

b.sg

b.af

b.cc

b.camp

b.org.nz

b.githubusercontent.com

b.fyi

b.bi

b.com.ai

b.bw

b.sh

b.vg

b.at

b.is

b.care

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b.ph

b.lu

b.gd

DNS History

8 records (4 active, 4 former)

●A104.21.0.2312026-06-06 → 2026-07-27 · 3 obs

○ 2016-09-09 08:11:44
● 2026-06-06 22:32:12
● 2026-07-27 13:12:22

●A172.67.128.952026-06-06 → 2026-07-27 · 3 obs

○ 2016-09-09 08:11:44
● 2026-06-06 22:32:12
● 2026-07-27 13:12:22

○A185.34.0.1762015-10-13 → 2016-01-21 · 4 obs

● 2015-10-13 20:02:22
● 2016-01-21 13:24:46
○ 2016-09-09 08:11:44
○ 2026-07-27 13:12:22

●A2606:4700:3030::ac43:805f2026-07-27 → 2026-07-27 · 2 obs

○ 2026-06-15 13:44:28
● 2026-07-27 13:12:22

○A2606:4700:3033::6815:e72026-06-06 → 2026-06-15 · 4 obs

○ 2016-09-09 08:11:44
● 2026-06-06 22:32:12
● 2026-06-15 13:44:28
○ 2026-07-27 13:12:22

●A2606:4700:3034::6815:e72026-07-27 → 2026-07-27 · 2 obs

○ 2026-06-15 13:44:28
● 2026-07-27 13:12:22

○A2606:4700:3034::ac43:805f2026-06-06 → 2026-06-15 · 4 obs

○ 2016-09-09 08:11:44
● 2026-06-06 22:32:12
● 2026-06-15 13:44:28
○ 2026-07-27 13:12:22

○A2a00:d1e0:1000:2500::22015-10-13 → 2016-01-21 · 4 obs

● 2015-10-13 20:02:22
● 2016-01-21 13:24:46
○ 2016-09-09 08:11:44
○ 2026-07-27 13:12:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk...	-
off.dk	kami.ns.cloudflare.com, augustus.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.2

NS records: kami.ns.cloudflare.com, augustus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for off.dk (unsigned zone)

⏱️ Timing

Total: 694ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.0.231, 172.67.128.95`
AAAA	2	`2606:4700:3030::ac43:805f, 2606:4700:3034::6815:e7`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

b.off.dk resolves to four IP addresses: 104.21.0.231, 172.67.128.95, 2606:4700:3030::ac43:805f and 2606:4700:3034::6815:e7.

Two other host names, along with kistd.com, www.octyl.net and 18senlin.xyz, also share IP numbers with b.off.dk.