madsclaussen.dk DNS records

🖥️ Nameservers4 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.228.154.79	3600s	ec2-34-228-154-79.compute-1.amazonaws.com	AS14618	Amazon.com, Inc.	34.224.0.0/12	🇺🇸 United States	Ashburn

📧 MX Records5 records 22ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.9.27 2a00:1450:4010:c0a::1b 2a00:1450:4010:c0a::1b	rc-in-f27.1e100.net lm-in-x1b.1e100.net lm-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4013:813::1a	lcbomp-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4013:813::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 93ms

TXT Record
_dmarc
google-site-verification=ALBIjPjB9G_R-DDC1ECRiuMpv7mzrdxi4seGLOBv47A
openai-domain-verification=dv-g4pzvyqH1n47r6MY0K5KPixI
v=spf1 include:spf.simply.com include:_spf.google.com include:_spf.simplero.com -all

✉️ SPF

Policy	Record (madsclaussen.dk)
-all (hard fail)	v=spf1 include:spf.simply.com include:_spf.google.com include:_spf.simplero.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)

🔐 DNSSEC103ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082700
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

30ms

A

29ms

MX

22ms

AAAA

33ms

TXT

93ms

CAA

35ms

HTTPS

23ms

TLSA

137ms

SOA

0ms

MTA-STS

36ms

DNSSEC

103ms

SRV

36ms

Total

1018ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 07:35:24	1018ms	4 NS 1 A 5 MX	🔒 Secure	View
2026-06-26 18:21:41	738ms	4 NS 1 A 5 MX	🔒 Secure	View
2026-06-18 07:41:10	821ms	4 NS 1 A 5 MX	🔒 Secure	View