b1b.dk

📜 Historical scan 2026-08-09 18:47:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

b1b.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 14 April 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.207.2.151 is hosted by Herning Kommune (AS49010) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, has no 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 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.207.2.151	3600s	—	AS49010	Herning Kommune	91.207.2.0/23	🇩🇰 Denmark	Herning

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 180ms

TXT Record
v=spf1 include:web.shared.mysmtp.com ~all

✉️ SPF#

Policy	Record (b1b.dk)
~all (soft fail)	v=spf1 include:web.shared.mysmtp.com ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-08 15:20:39

www	91.207.2.151 (AS49010) (address records, no CNAME)
www vs bare domain	Same network b1b.dk: 91.207.2.151 (AS49010) www.b1b.dk: 91.207.2.151 (AS49010)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

84ms

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

🏷️ SOA#

42ms

Field	Value
Serial	2026072901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-07 10:09:49

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-04-14
Expires	2027-04-30 (194d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

34ms

39ms

AAAA

50ms

TXT

180ms

CAA

46ms

HTTPS

44ms

TLSA

119ms

SOA

42ms

MTA-STS

70ms

DNSSEC

84ms

SRV

65ms

Total

4670ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 12:59:15	707ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 12:36:23	440ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 12:07:46	775ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 10:40:33	1622ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-16 12:46:46	4682ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 18:47:57 shown	4670ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-30 17:12:09	626ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-30 13:12:33	547ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 23:52:08	1171ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 10:15:30	635ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 13:57:26	1128ms	2 NS 1 A 4 MX	🔒 Secure