sif-skydning.dk

📜 Historical scan 2026-07-27 23:03:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sif-skydning.dk is a .dk domain served by 2 nameservers (eoin.ns.cloudflare.com, lorna.ns.cloudflare.com). It was registered on 15 August 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.5.20 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by sifskydning-dk0i.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 52ms

Nameserver	IP addresses	PTR	ASN / ISP
eoin.ns.cloudflare.com	108.162.195.86 162.159.44.86 172.64.35.86 2606:4700:58::a29f:2c56 2803:f800:50::6ca2:c356 2a06:98c1:50::ac40:2356	eoin.ns.cloudflare.com eoin.ns.cloudflare.com eoin.ns.cloudflare.com eoin.ns.cloudflare.com eoin.ns.cloudflare.com eoin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lorna.ns.cloudflare.com	108.162.192.190 172.64.32.190 173.245.58.190 2606:4700:50::adf5:3abe 2803:f800:50::6ca2:c0be 2a06:98c1:50::ac40:20be	lorna.ns.cloudflare.com lorna.ns.cloudflare.com lorna.ns.cloudflare.com lorna.ns.cloudflare.com lorna.ns.cloudflare.com lorna.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.5.20	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.132.192	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 20ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sifskydning-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 2a01:111:f403:ca04::d 2a01:111:f403:ca09::9 52.101.68.25 52.101.68.39 52.101.73.11 52.101.73.2	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

2 records 32ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:84c0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:514	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 45ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.5.20,172.67.132.192 ech=AEX+DQBB2gAgACAejuWqNMZKdDnUXf0RV6t3Ti9wq8zO70zSSuCZgobMdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:84c0,2606:4700:3034::6815:514

🔌 SRV Records#

1 records 80ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 189ms

TXT Record
MS=ms94491048
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (sif-skydning.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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 2026-10-11 06:48:48

www	104.21.5.20 172.67.132.192 2606:4700:3030::ac43:84c0 2606:4700:3034::6815:514 (AS13335) (address records, no CNAME)
www vs bare domain	Same network sif-skydning.dk: 104.21.5.20 172.67.132.192 2606:4700:3030::ac43:84c0 2606:4700:3034::6815:514 (AS13335) www.sif-skydning.dk: 104.21.5.20 172.67.132.192 2606:4700:3030::ac43:84c0 2606:4700:3034::6815:514 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9062ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2410633782
Primary NS (MNAME)	eoin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 11:25:18

Field	Value
Registrar	DANDOMAIN A/S
Registered	2024-08-15
Expires	2027-08-14 (299d)

📋 WHOIS#

⏱️ Lookup Timing#

52ms

35ms

20ms

AAAA

32ms

TXT

189ms

CAA

49ms

HTTPS

45ms

TLSA

749ms

SOA

0ms

MTA-STS

49ms

DNSSEC

9062ms

SRV

80ms

Total

10876ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 22:54:17	1155ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 03:46:56	862ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 03:31:42	994ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-26 03:20:24	984ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-25 03:09:00	1202ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 02:54:09	817ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-03 15:06:57	1157ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-11 11:25:12	3880ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-30 13:56:58	25307ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-27 23:03:37 shown	10876ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-16 20:24:51	17872ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 18:03:15	2364ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 06:42:49	1552ms	2 NS 2 A 1 MX	🔓 Insecure