b-2-b.dk

📜 Historical scan 2026-09-01 08:39:33  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

b-2-b.dk is a .dk domain served by 2 nameservers (cloe.ns.cloudflare.com, sri.ns.cloudflare.com). It was registered on 21 January 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.67.152 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   82ms
NameserverIP addressesPTRASN / ISP
cloe.ns.cloudflare.com 108.162.192.86
172.64.32.86
173.245.58.86
2606:4700:50::adf5:3a56
2803:f800:50::6ca2:c056
2a06:98c1:50::ac40:2056		 cloe.ns.cloudflare.com
cloe.ns.cloudflare.com
cloe.ns.cloudflare.com
cloe.ns.cloudflare.com
cloe.ns.cloudflare.com
cloe.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
sri.ns.cloudflare.com 108.162.193.234
172.64.33.234
173.245.59.234
2606:4700:58::adf5:3bea
2803:f800:50::6ca2:c1ea
2a06:98c1:50::ac40:21ea		 sri.ns.cloudflare.com
sri.ns.cloudflare.com
sri.ns.cloudflare.com
sri.ns.cloudflare.com
sri.ns.cloudflare.com
sri.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   61ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.67.152 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.177.134 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

4 records   99ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.pub.mailpod11-cph3.one.com 104.37.34.230 mx1.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 300s mx2.pub.mailpod11-cph3.one.com 104.37.34.231 mx2.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 300s mx3.pub.mailpod11-cph3.one.com 104.37.34.232 mx3.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 300s mx4.pub.mailpod11-cph3.one.com 104.37.34.233 mx4.pub.mailpod11-cph3.one.com AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.177.134
🔶 Autoconfig104.21.67.152

🔷 AAAA Records (IPv6)#

2 records   62ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3032::ac43:b186 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:4398 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   100ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.67.152,172.67.177.134 ech=AEX+DQBBswAgACBSa1KJDOY2ytzmiJSQOpgKz1zpgTyRTL0NV+7rEqB+UgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:b186,2606:4700:3037::6815:4398

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

PolicyRecord (_dmarc.b-2-b.dk)
p=reject v=DMARC1; p=reject;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 02:20:38
www104.21.67.152 172.67.177.134 2606:4700:3032::ac43:b186 2606:4700:3037::6815:4398 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.b-2-b.dk GP0bGKMC6IZCiSEdxyyRU7GPIcVfw-u4Vmmy_5CHwbU
TXT _acme-challenge.b-2-b.dk n_mc_RA9brmNbqrFXxksay71k5DkvmdANLsHm1SmH7M

🔗 TLSA / DANE#

4 records   238ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC#

243ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413678443
Primary NS (MNAME)cloe.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-05 23:57:07
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1999-01-21
Expires2027-07-31 (287d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
82ms
A
61ms
MX
99ms
AAAA
62ms
TXT
348ms
CAA
109ms
HTTPS
100ms
TLSA
238ms
SOA
0ms
MTA-STS
132ms
DNSSEC
243ms
SRV
188ms
Total
1549ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-05 23:38:10 2243ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-29 23:06:51 564ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-03 19:48:40 717ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-01 08:39:33 shown 1549ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-16 14:49:56 21474ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-08 19:44:28 9302ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-24 17:39:38 803ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-23 02:39:37 907ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 10:43:22 702ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-16 13:57:30 952ms 2 NS 2 A 4 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone