teitgen.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
lucy.ns.cloudflare.com	108.162.192.133 172.64.32.133 173.245.58.133 2606:4700:50::adf5:3a85 2803:f800:50::6ca2:c085 2a06:98c1:50::ac40:2085	lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
micah.ns.cloudflare.com	108.162.193.206 172.64.33.206 173.245.59.206 2606:4700:58::adf5:3bce 2803:f800:50::6ca2:c1ce 2a06:98c1:50::ac40:21ce	micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.207	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.218.180	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:35cf	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:dab4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 47ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.207,172.67.218.180 ech=AEX+DQBBqgAgACAAjLRW0Z2Qtmw37m4dw9ha6nQa8nTZz3KALGxnAvMjOgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:35cf,2606:4700:3037::ac43:dab4

📝 TXT Records1 records 252ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (teitgen.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.teitgen.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:2884e1bd6f3a4bc89fea9eb79e03562f@dmarc-reports.cloudflare.net;

📬 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)

🔐 DNSSEC92ms

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

🏷️ SOA0ms

Field	Value
Serial	2412440336
Primary NS (MNAME)	lucy.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

49ms

A

40ms

MX

66ms

AAAA

46ms

TXT

252ms

CAA

49ms

HTTPS

47ms

TLSA

65ms

SOA

0ms

MTA-STS

79ms

DNSSEC

92ms

SRV

105ms

Total

1084ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-18 01:01:06	1084ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-09 22:10:57	890ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-07-15 15:23:54	734ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-07-03 08:14:50	760ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-26 09:59:50	773ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-24 15:29:35	812ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-23 11:56:58	3040ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-22 10:43:31	984ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 19:53:49	1486ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-20 02:09:23	3061ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-17 19:13:06	1086ms	2 NS 2 A 0 MX	🔒 Secure	View