retus.dk DNS records

🖥️ Nameservers2 records 230ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 254ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
40.113.131.37	3600s	—	AS8075	Microsoft Corporation	40.112.0.0/13	🇳🇱 The Netherlands	Amsterdam

📧 MX Records5 records 240ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	2a00:1450:400c:c00::1b 2a00:1450:400c:c00::1b 74.125.71.26	ws-in-x1b.1e100.net ws-in-f27.1e100.net wn-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.213.26 2a00:1450:4025:c01::1b	yugrqzs-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1a	lcfrai-in-f26.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.googlemail.com	192.178.213.27 2a00:1450:4013:c1e::1a	yugrqzs-in-f27.1e100.net yugrqzs-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx3.googlemail.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-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 826ms

TXT Record
MS=49C7C6E567ABBDFFAB191D02A912C71A85664A1A
retus-prod-website.azurewebsites.net
TAILSCALE-Rxv6QhoMPJrkB2eS6MKp
v=spf1 include:_spf.google.com include:spf.mandrillapp.com include:emsd1.com include:_custspf.one.com ~all

✉️ SPF

Policy	Record (retus.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:spf.mandrillapp.com include:emsd1.com include:_custspf.one.com ~all

📨 DMARC

Policy	Record (_dmarc.retus.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC728ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

230ms

A

254ms

MX

240ms

AAAA

166ms

TXT

826ms

CAA

246ms

HTTPS

252ms

TLSA

605ms

SOA

0ms

MTA-STS

197ms

DNSSEC

728ms

SRV

258ms

Total

5677ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-11 18:50:26	5677ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-19 01:17:00	1062ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-17 17:04:32	1114ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-15 15:07:22	1093ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-26 05:19:27	2035ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-18 07:16:25	750ms	2 NS 1 A 5 MX	🔒 Secure	View