sidelinien.dk

📜 Historical scan 2026-06-20 03:20:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sidelinien.dk is a .dk domain served by 2 nameservers (dan.ns.cloudflare.com, molly.ns.cloudflare.com). It was registered on 18 August 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.79.161 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
dan.ns.cloudflare.com	108.162.193.108 172.64.33.108 173.245.59.108 2606:4700:58::adf5:3b6c 2803:f800:50::6ca2:c16c 2a06:98c1:50::ac40:216c	dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
molly.ns.cloudflare.com	108.162.192.205 172.64.32.205 173.245.58.205 2606:4700:50::adf5:3acd 2803:f800:50::6ca2:c0cd 2a06:98c1:50::ac40:20cd	molly.ns.cloudflare.com molly.ns.cloudflare.com molly.ns.cloudflare.com molly.ns.cloudflare.com molly.ns.cloudflare.com molly.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.79.161	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.146.149	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 41ms

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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.79.161
🔶 Autoconfig	172.67.146.149

🔷 AAAA Records (IPv6)#

2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:4fa1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:9295	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 310ms

TXT Record
FC Koebenhavn Fan Club
google-site-verification=BOsph3_FEko40wYjXZWcWGjsp5X2JhHdPkB7GswVSTk
v=spf1 -all

✉️ SPF#

Policy	Record (sidelinien.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.sidelinien.dk)
p=reject	v=DMARC1;p=reject

📬 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 2026-10-14 12:59:04

www	104.21.79.161 172.67.146.149 2606:4700:3032::6815:4fa1 2606:4700:3036::ac43:9295 (AS13335) (address records, no CNAME)
www vs bare domain	Same network sidelinien.dk: 104.21.79.161 172.67.146.149 2606:4700:3032::6815:4fa1 2606:4700:3036::ac43:9295 (AS13335) www.sidelinien.dk: 104.21.79.161 172.67.146.149 2606:4700:3032::6815:4fa1 2606:4700:3036::ac43:9295 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

144ms

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

🏷️ SOA#

53ms

Field	Value
Serial	2407072039
Primary NS (MNAME)	dan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 13:35:19

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-08-18
Expires	2027-09-30 (345d)

🔗 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).

Domain	Registrar
100pctkbh.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

52ms

41ms

AAAA

31ms

TXT

310ms

CAA

47ms

HTTPS

53ms

TLSA

157ms

SOA

53ms

MTA-STS

58ms

DNSSEC

144ms

SRV

138ms

Total

723ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 12:59:03	3294ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-23 16:09:56	606ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-27 08:26:00	517ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-26 08:21:56	546ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-09 01:47:50	1025ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-10 15:23:36	879ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-08 23:54:47	1666ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-20 03:20:27 shown	723ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-18 07:34:33	1817ms	2 NS 2 A 0 MX	🔒 Secure