guldbach.dk DNS records

🖥️ Nameservers2 records 23ms

Nameserver	IP addresses	PTR	ASN / ISP
lee.ns.cloudflare.com	108.162.193.129 172.64.33.129 173.245.59.129 2606:4700:58::adf5:3b81 2803:f800:50::6ca2:c181 2a06:98c1:50::ac40:2181	lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com lee.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tani.ns.cloudflare.com	108.162.192.224 172.64.32.224 173.245.58.224 2606:4700:50::adf5:3ae0 2803:f800:50::6ca2:c0e0 2a06:98c1:50::ac40:20e0	tani.ns.cloudflare.com tani.ns.cloudflare.com tani.ns.cloudflare.com tani.ns.cloudflare.com tani.ns.cloudflare.com tani.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.90.44.14	300s	14.44.90.34.bc.googleusercontent.com	AS396982	Google LLC	34.80.0.0/12	🇳🇱 The Netherlands	Groningen

📧 MX Records3 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx10.mailspamprotection.com	34.149.79.66	66.79.149.34.bc.googleusercontent.com	AS396982 Google LLC
20	300s	mx20.mailspamprotection.com	34.120.156.61	61.156.120.34.bc.googleusercontent.com	AS396982 Google LLC
30	300s	mx30.mailspamprotection.com	34.111.121.216	216.121.111.34.bc.googleusercontent.com	AS396982 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	34.90.44.14
🔶 Autoconfig	34.90.44.14

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 155ms

TXT Record
google-site-verification=e43CDLUm5xmP9LqU2ea6ZSOHDniwMSb0fMwbfJoxOOA
v=spf1 +a +mx +ip4:34.90.44.14 +include:_spf.mailspamprotection.com ~all

✉️ SPF

Policy	Record (guldbach.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:34.90.44.14 +include:_spf.mailspamprotection.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.guldbach.dk	cn-fET1SZVYL2mKVck9Rt20axSQqbaMnrqKBBzJsGC0
TXT	_acme-challenge.guldbach.dk	l7dxktsOSHuCGtx0YCT9Ku3Du9wy9fHvGVJoVNJwsaw

🔗 TLSA / DANE

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

🔐 DNSSEC108ms

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	2413456937
Primary NS (MNAME)	lee.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

23ms

A

27ms

MX

33ms

AAAA

33ms

TXT

155ms

CAA

23ms

HTTPS

31ms

TLSA

129ms

SOA

0ms

MTA-STS

49ms

DNSSEC

108ms

SRV

44ms

Total

706ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 11:40:21	706ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-08-28 10:18:02	888ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-08-25 11:14:22	634ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-08-24 22:09:17	1573ms	2 NS 1 A 3 MX	❓ Unknown	View
2026-08-20 18:09:14	1862ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-07-15 01:24:37	1040ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-28 22:10:20	1014ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-26 19:08:32	2317ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 10:15:06	3050ms	2 NS 1 A 3 MX	🔓 Insecure	View