b2x.dk

📜 Historical scan 2026-10-01 03:45:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

b2x.dk is a .dk domain served by 2 nameservers (darwin.ns.cloudflare.com, nia.ns.cloudflare.com). It was registered on 15 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.55.137 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, 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 47ms

Nameserver	IP addresses	PTR	ASN / ISP
darwin.ns.cloudflare.com	108.162.193.151 172.64.33.151 173.245.59.151 2606:4700:58::adf5:3b97 2803:f800:50::6ca2:c197 2a06:98c1:50::ac40:2197	darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nia.ns.cloudflare.com	108.162.192.210 172.64.32.210 173.245.58.210 2606:4700:50::adf5:3ad2 2803:f800:50::6ca2:c0d2 2a06:98c1:50::ac40:20d2	nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.137	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.148.216	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1a 74.125.131.27	lf-in-f26.1e100.net lf-in-x1a.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:94d8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:3789	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 51ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.55.137,172.67.148.216 ech=AEX+DQBBJwAgACC1gAs7SPXgb6WUAb5+aX6R6aWs2Ms7dQ85GugS6PsoGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:94d8,2606:4700:3034::6815:3789

📝 TXT Records#

4 records 201ms

TXT Record
3d2f1c86-e666-431b-8b89-ff8ec15c37f6
google-site-verification=sjQ-IUR-MbNwWoTzq7g5e44vD44K6zOHjHYHXvXarSQ
v=spf1 include:spf.spacemail.com include:_spf.google.com ~all
yandex-verification: 032717859a918b55

✉️ SPF#

Policy	Record (b2x.dk)
~all (soft fail)	v=spf1 include:spf.spacemail.com include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.b2x.dk)
p=none (monitor only)	v=DMARC1; p=none;
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:2e89cc77@mxtoolbox.dmarc-report.com,mailto:5ffdcb624003477297f16f1aa439450f@dmarc-reports.cloudflare.net; ruf=mailto:2e89cc77@forensics.dmarc-report.com

📬 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 2026-10-11 00:37:33

www	104.21.55.137 172.67.148.216 2606:4700:3032::ac43:94d8 2606:4700:3034::6815:3789 (AS13335) (address records, no CNAME)
www vs bare domain	Same network b2x.dk: 104.21.55.137 172.67.148.216 2606:4700:3032::ac43:94d8 2606:4700:3034::6815:3789 (AS13335) www.b2x.dk: 104.21.55.137 172.67.148.216 2606:4700:3032::ac43:94d8 2606:4700:3034::6815:3789 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.b2x.dk	cI4bddU5v8ec26wSU09XZZ--f_-RXfPIRl71A2djbJw
TXT	_acme-challenge.b2x.dk	yC_C1Q_jl3npOI_fAxXMcv5eKqCPvJKSDI-9rA0TDXQ

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

114ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

47ms

Field	Value
Serial	2416295657
Primary NS (MNAME)	darwin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 01:44:48

Field	Value
Registrar	Simply.com A/S
Registered	2025-01-15
Expires	2027-01-14 (89d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
advokasso.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

47ms

52ms

AAAA

48ms

TXT

201ms

CAA

46ms

HTTPS

51ms

TLSA

107ms

SOA

47ms

MTA-STS

61ms

DNSSEC

114ms

SRV

83ms

Total

1098ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 09:05:28	632ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-02 09:04:05	830ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-01 09:00:07	669ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-01 03:45:32 shown	1098ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-30 03:37:40	1035ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-27 22:22:26	1331ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-12 10:06:17	1478ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-05 13:04:24	1306ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-04 06:09:05	1200ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-29 16:11:21	696ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-15 20:35:16	3898ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-13 02:34:41	1563ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-06 12:15:44	9584ms	2 NS 2 A 5 MX	🔒 Secure
2026-07-23 08:12:11	1482ms	2 NS 2 A 5 MX	🔒 Secure
2026-07-20 20:38:50	1457ms	2 NS 2 A 5 MX	🔒 Secure
2026-07-01 23:17:22	1791ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-28 17:28:29	874ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-25 04:36:31	1087ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-22 08:19:37	604ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-16 13:57:08	800ms	2 NS 2 A 5 MX	🔒 Secure