fys-aalborg.dk

📜 Historical scan 2026-06-17 09:33:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fys-aalborg.dk is a .dk domain served by 2 nameservers (anderson.ns.cloudflare.com, stephane.ns.cloudflare.com). It was registered on 5 April 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.29.185 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, 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 51ms

Nameserver	IP addresses	PTR	ASN / ISP
anderson.ns.cloudflare.com	—	—	—
stephane.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.29.185	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.149.155	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:1db9	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:959b	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.29.185,172.67.149.155 ech=AEX+DQBBBwAgACCqfmcfnIuoKJ5IlEf/fctMxRpLGzhWDr4T3BFQFMHreQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1db9,2606:4700:3036::ac43:959b

📝 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#

latest probe, not this scan · checked 2026-10-10 12:23:54

www	104.21.29.185 172.67.149.155 2606:4700:3032::ac43:959b 2606:4700:3034::6815:1db9 (AS13335) (address records, no CNAME)
www vs bare domain	Same network fys-aalborg.dk: 104.21.29.185 172.67.149.155 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.fys-aalborg.dk: 104.21.29.185 172.67.149.155 2606:4700:3032::ac43:959b 2606:4700:3034::6815:1db9 (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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

123ms

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

🏷️ SOA#

49ms

Field	Value
Serial	2406896959
Primary NS (MNAME)	anderson.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 09:37:49

Field	Value
Registrar	Simply.com A/S
Registered	2015-04-05
Expires	2027-04-30 (194d)

📋 WHOIS#

⏱️ Lookup Timing#

51ms

45ms

42ms

AAAA

49ms

TXT

360ms

CAA

49ms

HTTPS

44ms

TLSA

91ms

SOA

49ms

MTA-STS

53ms

DNSSEC

123ms

SRV

0ms

Total

770ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 12:23:54	4046ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-09 09:16:49	674ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-08 09:14:37	861ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 17:10:42	718ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-21 04:28:16	965ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-21 15:14:02	8376ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-13 03:32:58	848ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-29 03:15:50	10507ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-22 17:53:42	8626ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-04 22:55:41	1613ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-04 22:45:34	2280ms	2 NS 2 A 0 MX	❓ Unknown
2026-07-02 01:19:42	1407ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-02 00:46:13	1438ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 09:33:40 shown	770ms	2 NS 2 A 0 MX	🔒 Secure