2b.dk

📜 Historical scan 2026-08-17 13:43:04  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

2b.dk is a .dk domain served by 2 nameservers (khalid.ns.cloudflare.com, luciana.ns.cloudflare.com). It was registered on 27 November 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.218.176.108 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by mx1.improvmx.com, mx2.improvmx.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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   64ms

🌍 A Records#

1 records   65ms

📧 MX Records#

2 records   55ms

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   315ms
TXT Record
v=spf1 include:spf.improvmx.com ~all

✉️ SPF#

PolicyRecord (2b.dk)
~all (soft fail) v=spf1 include:spf.improvmx.com ~all

📨 DMARC#

PolicyRecord (_dmarc.2b.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:20e3bc8afcb24c92930df7a3ddb3ef4a@dmarc-reports.cloudflare.net

📬 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 2026-10-15 17:44:55
www85.218.176.108 (AS39642) (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: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.2b.dk C_XnB2Ouv-5j-GsOmVEDGw3dVul7aNHNNbJRwo57TvI
TXT _acme-challenge.2b.dk jcX-Dj5wrxa5ogKMSjfspeypdcgvs6j3oh8LKUsjuZ4

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2101ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412317311
Primary NS (MNAME)khalid.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 18:43:15
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2019-11-27
Expires2026-11-30 (44d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
64ms
A
65ms
MX
55ms
AAAA
62ms
TXT
315ms
CAA
38ms
HTTPS
49ms
TLSA
305ms
SOA
0ms
MTA-STS
79ms
DNSSEC
2101ms
SRV
104ms
Total
4909ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 17:44:55 2456ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-30 23:34:50 695ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-26 23:53:20 1291ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-23 22:56:59 2678ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-19 17:27:31 1134ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-15 16:18:56 964ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-03 14:57:41 1267ms 2 NS 1 A 2 MX 🔓 Insecure
2026-08-27 15:19:57 3679ms 2 NS 1 A 2 MX 🔓 Insecure
2026-08-26 05:16:32 9728ms 2 NS 1 A 2 MX 🔓 Insecure
2026-08-21 22:06:02 2476ms 2 NS 1 A 2 MX 🔓 Insecure
2026-08-17 13:43:04 shown 4909ms 2 NS 1 A 2 MX 🔓 Insecure
2026-08-09 04:11:23 1806ms 2 NS 1 A 2 MX 🔓 Insecure
2026-07-22 16:52:21 2176ms 2 NS 1 A 2 MX 🔓 Insecure
2026-07-17 12:26:43 1766ms 2 NS 1 A 2 MX 🔓 Insecure
2026-06-25 23:56:49 1170ms 2 NS 1 A 2 MX 🔓 Insecure
2026-06-24 13:39:18 1040ms 2 NS 1 A 2 MX 🔓 Insecure
2026-06-24 05:11:42 882ms 2 NS 1 A 2 MX ❓ Unknown
2026-06-22 23:17:50 2617ms 2 NS 1 A 2 MX 🔓 Insecure
2026-06-20 02:06:57 2878ms 2 NS 1 A 2 MX 🔓 Insecure
2026-06-16 12:39:22 856ms 2 NS 1 A 2 MX 🔓 Insecure
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