b2x.dk

📜 Historical scan 2026-08-06 12:15:44  ·  ← 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   75ms

🌍 A Records#

2 records   67ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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   73ms

🔷 AAAA Records (IPv6)#

2 records   73ms

🔐 HTTPS Records#

1 records   71ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.55.137,172.67.148.216 ech=AEX+DQBBkQAgACD/xSZdYSRk1bwGi9lVCU3Dmt19KQNI58wpUifL3x8QHgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:94d8,2606:4700:3034::6815:3789

📝 TXT Records#

4 records   319ms
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#

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

📨 DMARC#

PolicyRecord (_dmarc.b2x.dk)
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
www104.21.55.137 172.67.148.216 2606:4700:3032::ac43:94d8 2606:4700:3034::6815:3789 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

279ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2411180805
Primary NS (MNAME)darwin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-16 01:44:48
FieldValue
RegistrarSimply.com A/S
Registered2025-01-15
Expires2027-01-14 (88d)

🔗 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).

DomainRegistrar
advokasso.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
75ms
A
67ms
MX
73ms
AAAA
73ms
TXT
319ms
CAA
78ms
HTTPS
71ms
TLSA
8119ms
SOA
0ms
MTA-STS
65ms
DNSSEC
279ms
SRV
101ms
Total
9584ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 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 shown 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
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