seritronic.dk DNS records

🖥️ Nameservers3 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.pil.dk	185.126.152.22	chafpin.pil.dk	AS47527 DLX A/S
ns2.pil.dk	178.63.167.141 2a01:4f8:13b:2698::141	rixo.pil.dk rixo.pil.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.pil.dk	185.126.152.27	rontok.pil.dk	AS47527 DLX A/S

🌍 A Records1 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.140.127	3600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	🇺🇸 United States	—

📧 MX Records3 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1-dk.centerasecurity.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
10	3600s	mx2-dk.centerasecurity.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
20	3600s	mx3-dk.centerasecurity.dk	128.76.60.187 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 51ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 214ms

TXT Record
7Q2ZZfD2sPbcwIRh8CnlzsVfSjO2TzXu86STx2P++FzZOmuQJgugHa0OWN4AczEheHEB7Q/xRDzc23Eaz4ISzg==
apple-domain-verification=xWvz4pq5xVpJMYEx
v=spf1 ip4:62.242.43.106 ip4:85.191.224.195/32 include:spf.protection.outlook.com include:emsd1.com include:9185810.spf10.hubspotemail.net -all

✉️ SPF

Policy	Record (seritronic.dk)
-all (hard fail)	v=spf1 ip4:62.242.43.106 ip4:85.191.224.195/32 include:spf.protection.outlook.com include:emsd1.com include:9185810.spf10.hubspotemail.net -all

📨 DMARC

Policy	Record (_dmarc.seritronic.dk)
p=reject	v=DMARC1; p=reject

📬 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 / DANE6 records 81ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…

🔐 DNSSEC2065ms

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	2026062203
Primary NS (MNAME)	ns1.pil.dk
Responsible (RNAME)	hostmaster@pil.dk
Refresh	14400s
Retry	7200s
Expire	2415600s
Minimum (neg-cache TTL)	900s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

40ms

A

54ms

MX

47ms

AAAA

42ms

TXT

214ms

CAA

42ms

HTTPS

48ms

TLSA

81ms

SOA

0ms

MTA-STS

43ms

DNSSEC

2065ms

SRV

51ms

Total

2662ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 06:34:27	2662ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-24 22:36:17	920ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 04:16:06	1412ms	3 NS 1 A 3 MX	🔓 Insecure	View