osgdev.dk DNS records

🖥️ Nameservers2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
kirk.ns.cloudflare.com	108.162.193.192 172.64.33.192 173.245.59.192 2606:4700:58::adf5:3bc0 2803:f800:50::6ca2:c1c0 2a06:98c1:50::ac40:21c0	kirk.ns.cloudflare.com kirk.ns.cloudflare.com kirk.ns.cloudflare.com kirk.ns.cloudflare.com kirk.ns.cloudflare.com kirk.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tegan.ns.cloudflare.com	108.162.192.226 172.64.32.226 173.245.58.226 2606:4700:50::adf5:3ae2 2803:f800:50::6ca2:c0e2 2a06:98c1:50::ac40:20e2	tegan.ns.cloudflare.com tegan.ns.cloudflare.com tegan.ns.cloudflare.com tegan.ns.cloudflare.com tegan.ns.cloudflare.com tegan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.20	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.155.100	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:9b64	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:714	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.20,172.67.155.100 ech=AEX+DQBBYgAgACCyNwk0uI114L2v+SjK0ZqZtPGSFA0aSY+2A4DwV7mXRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:9b64,2606:4700:3032::6815:714

📝 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)

🔐 DNSSEC86ms

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	2409414341
Primary NS (MNAME)	kirk.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

37ms

A

33ms

MX

23ms

AAAA

38ms

TXT

175ms

CAA

33ms

HTTPS

35ms

TLSA

48ms

SOA

0ms

MTA-STS

49ms

DNSSEC

86ms

SRV

44ms

Total

911ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 03:37:09	603ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-12 01:11:51	1038ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-29 11:10:29	10321ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-13 18:16:17	911ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 17:23:10	1667ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 13:23:12	689ms	2 NS 2 A 0 MX	🔓 Insecure	View