birkbo.dk

📜 Historical scan 2026-06-16 14:40:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

birkbo.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 23 April 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 152.115.36.122 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. 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 24ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	—	—	—
ns2.curanet.dk	—	—	—

🌍 A Records#

1 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
152.115.36.122	—	hugin.webex.dk	AS31027	GlobalConnect A/S	152.115.0.0/16	🇩🇰 Denmark	—

📧 MX Records#

2 records 25ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.onlinemail.io	185.21.42.12	mx1.onlinemail.io	AS48854 team.blue Denmark A/S
20	—	mx2.onlinemail.io	46.36.208.16	mx2.onlinemail.io	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 166ms

TXT Record
v=spf1 include:spf.onlinemail.io ?all

✉️ SPF#

Policy	Record (birkbo.dk)
?all (neutral)	v=spf1 include:spf.onlinemail.io ?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 2026-10-15 08:36:24

www CNAME	birkbo.dk (all on birkbo.dk) → 152.115.36.122 (AS31027)
www vs bare domain	Same network birkbo.dk: 152.115.36.122 (AS31027) www.birkbo.dk: 152.115.36.122 (AS31027)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

87ms

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

🏷️ SOA#

22ms

Field	Value
Serial	2023111602
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-10 17:17:02

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-04-23
Expires	2027-06-30 (254d)

📋 WHOIS#

⏱️ Lookup Timing#

24ms

28ms

25ms

AAAA

27ms

TXT

166ms

CAA

24ms

HTTPS

25ms

TLSA

53ms

SOA

22ms

MTA-STS

74ms

DNSSEC

87ms

SRV

0ms

Total

510ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 15:29:41	605ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 03:24:45	357ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-27 10:14:19	434ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-05 18:24:39	415ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-28 06:16:53	602ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-26 06:41:48	513ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-27 12:37:19	540ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-22 07:12:10	929ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 05:34:48	951ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 14:42:32	344ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 14:40:26 shown	510ms	2 NS 1 A 2 MX	🔒 Secure