gert.dk DNS records

🖥️ Nameservers2 records 135ms

Nameserver	IP addresses	PTR	ASN / ISP
brett.ns.cloudflare.com	108.162.193.76 172.64.33.76 173.245.59.76 2606:4700:58::adf5:3b4c 2803:f800:50::6ca2:c14c 2a06:98c1:50::ac40:214c	brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
teresa.ns.cloudflare.com	108.162.194.216 162.159.38.216 172.64.34.216 2606:4700:50::a29f:26d8 2803:f800:50::6ca2:c2d8 2a06:98c1:50::ac40:22d8	teresa.ns.cloudflare.com teresa.ns.cloudflare.com teresa.ns.cloudflare.com teresa.ns.cloudflare.com teresa.ns.cloudflare.com teresa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.36.181	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.198.67	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records7 records 96ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1a	lcfrai-in-f27.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4013:c1e::1a	rd-in-f26.1e100.net yugrqzs-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4001:c21::1a	yulpptr-in-f27.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx3.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx4.googlemail.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx5.googlemail.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.198.67
🔶 Autoconfig	172.67.198.67

🔷 AAAA Records (IPv6)2 records 152ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:24b5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:c643	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 65ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.36.181,172.67.198.67 ech=AEX+DQBBNgAgACCXu6Gv0OWYoRTHj89GfzI2a2MX9fjDnuNskn8hxSxrXAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:24b5,2606:4700:3034::ac43:c643

📝 TXT Records2 records 467ms

TXT Record
ca3-5cf1c3c652ce4bcca84f56340fc2edfa
v=spf1 include:_spf.google.com ~all

✉️ SPF

Policy	Record (gert.dk)
~all (soft fail)	v=spf1 include:_spf.google.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)

🔐 DNSSEC343ms

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

🏷️ SOA0ms

Field	Value
Serial	2413505208
Primary NS (MNAME)	brett.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

135ms

A

78ms

MX

96ms

AAAA

152ms

TXT

467ms

CAA

157ms

HTTPS

65ms

TLSA

327ms

SOA

0ms

MTA-STS

180ms

DNSSEC

343ms

SRV

182ms

Total

3172ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 22:00:17	3172ms	2 NS 2 A 7 MX	🔓 Insecure	View
2026-08-08 07:25:15	1940ms	2 NS 2 A 7 MX	🔓 Insecure	View
2026-07-20 14:15:47	1591ms	2 NS 2 A 7 MX	🔓 Insecure	View
2026-07-13 01:10:51	1883ms	2 NS 2 A 7 MX	🔓 Insecure	View
2026-06-27 09:28:44	990ms	2 NS 2 A 7 MX	🔓 Insecure	View
2026-06-17 10:00:06	9413ms	2 NS 2 A 7 MX	🔓 Insecure	View