sysid.dk DNS records

🖥️ Nameservers2 records 32ms

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 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.241.121	3600s	webcluster2.wordpresspod2-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	77.111.241.121
🔶 Autoconfig	77.111.241.121

🔷 AAAA Records (IPv6)1 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:104:80cb:4b31:6860:4480	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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 / DANE8 records 103ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC9057ms

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

🏷️ SOA37ms

Field	Value
Serial	2026061502
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

32ms

A

53ms

MX

46ms

AAAA

48ms

TXT

184ms

CAA

32ms

HTTPS

33ms

TLSA

103ms

SOA

37ms

MTA-STS

53ms

DNSSEC

9057ms

SRV

62ms

Total

9745ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:04:01	793ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-26 11:42:59	1868ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-20 14:01:19	10158ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-13 22:06:06	3266ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-07 04:53:36	1457ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-23 12:42:51	865ms	2 NS 1 A 2 MX	❓ Unknown	View
2026-07-16 17:20:36	1068ms	2 NS 1 A 2 MX	❓ Unknown	View
2026-07-09 05:46:34	8983ms	2 NS 1 A 2 MX	❓ Unknown	View
2026-07-05 21:39:27	3633ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-05 20:51:33	1009ms	2 NS 1 A 2 MX	❓ Unknown	View
2026-07-03 00:35:45	9745ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-27 10:10:09	1735ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 20:22:53	2248ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 06:20:48	2017ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 05:55:48	711ms	2 NS 1 A 4 MX	⚠️ Bogus	View
2026-06-20 09:19:34	586ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-19 16:22:06	815ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 12:00:53	1227ms	2 NS 1 A 4 MX	🔒 Secure	View