birkeby.dk

Records from scan: 2026-10-01 02:04:29 · 732ms total · last checked 2026-10-18 07:26 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

birkeby.dk is a .dk domain served by 2 nameservers (ns1.123hotel.dk, ns2.123hotel.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.7.129.124 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx.spamfilter.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.123hotel.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.123hotel.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
81.7.129.124	3600s	—	AS47292	Sentia Denmark A/S	81.7.128.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.spamfilter.io	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	81.7.129.124
🔶 Autoconfig	81.7.129.124

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

checked 2026-10-08 08:43:21

www	81.7.129.124 (AS47292) (address records, no CNAME)
www vs bare domain	Same network birkeby.dk: 81.7.129.124 (AS47292) www.birkeby.dk: 81.7.129.124 (AS47292)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

1 records 113ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.spamfilter.io	DANE-EE · SPKI · SHA-256	9A25F05F2E322DABDCC9B7A06AB47A2D…

🔐 DNSSEC#

92ms

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

🏷️ SOA#

37ms

Field	Value
Serial	2021111801
Primary NS (MNAME)	ns1.123hotel.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

36ms

58ms

44ms

AAAA

77ms

TXT

125ms

CAA

35ms

HTTPS

31ms

TLSA

113ms

SOA

37ms

MTA-STS

72ms

DNSSEC

92ms

SRV

76ms

Total

732ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 02:04:29 shown	732ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 07:43:40	750ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-24 14:28:41	1187ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 14:45:10	739ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 14:41:23	501ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 14:41:03	1315ms	2 NS 1 A 1 MX	🔒 Secure