debian-linux.dk DNS records

🖥️ Nameservers2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
hera.ns.cloudflare.com	108.162.192.162 172.64.32.162 173.245.58.162 2606:4700:50::adf5:3aa2 2803:f800:50::6ca2:c0a2 2a06:98c1:50::ac40:20a2	hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
noel.ns.cloudflare.com	108.162.193.216 172.64.33.216 173.245.59.216 2606:4700:58::adf5:3bd8 2803:f800:50::6ca2:c1d8 2a06:98c1:50::ac40:21d8	noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com noel.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
104.21.71.81	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.143.248	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records5 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	2a00:1450:4010:c1c::1a 64.233.164.27	la-in-f26.1e100.net lf-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1b	tp-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:8ff8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:4751	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 23ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.71.81,172.67.143.248 ech=AEX+DQBBOAAgACANrDDKHh+GnCB55piWVLxJJ7cLlCFhn/TZ0vU3ITNWEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ff8,2606:4700:3032::6815:4751

📝 TXT Records2 records 228ms

TXT Record
google-site-verification=8k4DNymmyP8jXXIcDVb_GouA5sR1PAXeXmVLKXwckyE
v=spf1 include:aspmx.googlemail.com ~all.

✉️ SPF

Policy	Record (debian-linux.dk)
no all — incomplete SPF	v=spf1 include:aspmx.googlemail.com ~all.

📨 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)

🔐 DNSSEC54ms

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

🏷️ SOA45ms

Field	Value
Serial	2407615395
Primary NS (MNAME)	hera.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

32ms

A

33ms

MX

50ms

AAAA

43ms

TXT

228ms

CAA

32ms

HTTPS

23ms

TLSA

78ms

SOA

45ms

MTA-STS

46ms

DNSSEC

54ms

SRV

224ms

Total

1027ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 07:25:55	2522ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-21 07:18:28	8347ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-09 15:20:03	2868ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-27 11:51:46	17389ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-26 11:15:39	1978ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-16 17:23:55	1346ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-06-29 10:17:56	1027ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-06-24 03:30:50	1080ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-06-22 10:57:48	1011ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-06-17 01:25:26	774ms	2 NS 2 A 5 MX	🔒 Secure	View