cykelcollege.dk DNS records

🖥️ Nameservers2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
mitch.ns.cloudflare.com	108.162.193.208 172.64.33.208 173.245.59.208 2606:4700:58::adf5:3bd0 2803:f800:50::6ca2:c1d0 2a06:98c1:50::ac40:21d0	mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
paityn.ns.cloudflare.com	108.162.194.18 162.159.38.18 172.64.34.18 2606:4700:50::a29f:2612 2803:f800:50::6ca2:c212 2a06:98c1:50::ac40:2212	paityn.ns.cloudflare.com paityn.ns.cloudflare.com paityn.ns.cloudflare.com paityn.ns.cloudflare.com paityn.ns.cloudflare.com paityn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.64.209	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.155.252	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 44ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:9bfc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:40d1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.64.209,172.67.155.252 ech=AEX+DQBBqgAgACDoLtW1D936N1IOECuxYRRPe7h8MJBej8DNLfjBq/ZvQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:9bfc,2606:4700:3036::6815:40d1

📝 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

🔗 TLSA / DANE

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

🔐 DNSSEC98ms

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

🏷️ SOA0ms

Field	Value
Serial	2412858381
Primary NS (MNAME)	mitch.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

33ms

A

34ms

MX

40ms

AAAA

44ms

TXT

212ms

CAA

46ms

HTTPS

39ms

TLSA

89ms

SOA

0ms

MTA-STS

83ms

DNSSEC

98ms

SRV

71ms

Total

668ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:18:17	668ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-22 08:59:35	904ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-20 13:01:35	4760ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-19 06:04:46	3996ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-18 04:24:19	1896ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-16 21:36:32	2595ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-15 11:47:01	927ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-13 06:31:07	2384ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-11 22:56:49	727ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-10 22:10:29	1452ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-09 21:58:37	715ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-08 20:00:24	785ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-06 14:41:05	2849ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-28 17:12:00	1180ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 11:15:46	849ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 11:04:32	2661ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 10:46:16	772ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 10:03:29	603ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 09:33:45	716ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 07:42:48	616ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 07:14:20	616ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 17:08:48	373ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-18 15:55:55	545ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-16 23:26:29	347ms	3 NS 1 A 0 MX	🔒 Secure	View