sequelsite.dk DNS records

🖥️ Nameservers2 records 184ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.123hotel.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.123hotel.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 597ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.189.142.245	3600s	smtp.sequelsite.dk	AS51167	Contabo GmbH	5.189.128.0/18	🇫🇷 France	Lauterbourg

📧 MX Records2 records 134ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.onlinemail.io	185.21.42.12	mx1.onlinemail.io	AS48854 team.blue Denmark A/S
20	3600s	mx2.onlinemail.io	46.36.208.16	mx2.onlinemail.io	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover-mf.onlinemail.io → 185.21.40.62
🔶 Autoconfig	autoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 1234ms

TXT Record
MS=9E81D6058F9977DA80121570F3DB81511B045031
MS=ms14522876
v=spf1 mx a ip4:5.189.142.245/32 include:spf.curanet.dk include:sequelsite.dk include:vmi170227.contaboserver.net ~all

✉️ SPF

Policy	Record (sequelsite.dk)
~all (soft fail)	v=spf1 mx a ip4:5.189.142.245/32 include:spf.curanet.dk include:sequelsite.dk include:vmi170227.contaboserver.net ~all

📨 DMARC

Policy	Record (_dmarc.sequelsite.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; rua=mailto:hostmaster@sequelsite.dk!10m; ruf=mailto:hostmaster@sequelsite.dk!10m; rf=afrf; pct=100; ri=86400

📬 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
CNAME	_acme-challenge.sequelsite.dk	5ced24f0-b434-4f27-b0c9-4030c4d6c0f9.auth.acme-dns.io
TXT	5ced24f0-b434-4f27-b0c9-4030c4d6c0f9.auth.acme-dns.io	5XT72PK1TvLzSS1ELv0L9FvLvWt_fePWkL758jiqIAs
TXT	5ced24f0-b434-4f27-b0c9-4030c4d6c0f9.auth.acme-dns.io	vR-Y-hDfpETDL69QQV5E1aN4yEInMLjxxWUsGuNnMYo

🔗 TLSA / DANE

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

🔐 DNSSEC1009ms

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

🏷️ SOA344ms

Field	Value
Serial	2026053101
Primary NS (MNAME)	ns1.123hotel.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

184ms

A

597ms

MX

134ms

AAAA

438ms

TXT

1234ms

CAA

477ms

HTTPS

148ms

TLSA

730ms

SOA

344ms

MTA-STS

532ms

DNSSEC

1009ms

SRV

573ms

Total

4151ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 09:27:03	869ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-23 14:11:57	2309ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-21 09:27:45	5080ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 15:37:20	4151ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 09:08:55	1159ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 00:31:40	703ms	2 NS 1 A 2 MX	🔒 Secure	View