cityonline.dk

📜 Historical scan 2026-06-16 21:00:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cityonline.dk is a .dk domain served by 2 nameservers (lucy.ns.cloudflare.com, stan.ns.cloudflare.com). It was registered on 14 August 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.33.123 is hosted by Cloudflare, Inc. (AS13335). 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 53ms

Nameserver	IP addresses	PTR	ASN / ISP
lucy.ns.cloudflare.com	—	—	—
stan.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 57ms

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

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:217b	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:a28a	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 63ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.33.123,172.67.162.138 ech=AEX+DQBBFgAgACCwNFLgRRTjCPoQPifC2po/IvrwYwTTzGDqxOmWREutYwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:217b,2606:4700:3036::ac43:a28a

📝 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 2026-10-21 08:34:57

www	104.21.33.123 172.67.162.138 2606:4700:3033::6815:217b 2606:4700:3037::ac43:a28a (AS13335) (address records, no CNAME)
www vs bare domain	Same network cityonline.dk: 104.21.33.123 172.67.162.138 2606:4700:3033::6815:217b 2606:4700:3037::ac43:a28a (AS13335) www.cityonline.dk: 104.21.33.123 172.67.162.138 2606:4700:3033::6815:217b 2606:4700:3037::ac43:a28a (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

168ms

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

🏷️ SOA#

78ms

Field	Value
Serial	2406042449
Primary NS (MNAME)	lucy.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 14:53:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-08-14
Expires	2027-09-30 (338d)

📋 WHOIS#

⏱️ Lookup Timing#

53ms

57ms

52ms

AAAA

55ms

TXT

153ms

CAA

77ms

HTTPS

63ms

TLSA

53ms

SOA

78ms

MTA-STS

47ms

DNSSEC

168ms

SRV

0ms

Total

455ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 08:34:57	548ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-09 14:16:24	794ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-12 19:32:45	570ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 19:31:22	720ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-10 03:12:09	2813ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-14 17:53:40	794ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-13 09:12:54	824ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-01 23:40:31	733ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 22:02:00	58531ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 21:08:58	1173ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 21:08:09	353ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 21:00:52 shown	455ms	2 NS 2 A 0 MX	🔓 Insecure