fiber-internet.dk DNS records

🖥️ Nameservers2 records 75ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services ns2.dns.services	AS47527 DLX A/S AS47527 DLX A/S

🌍 A Records1 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.221.124.20	3600s	—	AS51377	CoMaSys ApS	193.221.124.0/24	🇩🇰 Denmark	—

📧 MX Records3 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	scan1.comasys.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	scan3.comasys.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
20	3600s	scan2.comasys.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 mx14.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa 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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	193.221.124.20
🔶 Autoconfig	193.221.124.20

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 198ms

TXT Record
v=spf1 include:_spf.comasys.dk mx a:mail1.comasys.dk ip4:81.7.132.82 ip4:193.221.124.0/24 -all

✉️ SPF

Policy	Record (fiber-internet.dk)
-all (hard fail)	v=spf1 include:_spf.comasys.dk mx a:mail1.comasys.dk ip4:81.7.132.82 ip4:193.221.124.0/24 -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)

🔐 DNSSEC135ms

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	2022072802
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	hostmaster@comasys.dk
Refresh	10800s
Retry	3600s
Expire	2419000s
Minimum (neg-cache TTL)	43200s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

75ms

A

60ms

MX

81ms

AAAA

81ms

TXT

198ms

CAA

61ms

HTTPS

73ms

TLSA

1184ms

SOA

0ms

MTA-STS

84ms

DNSSEC

135ms

SRV

90ms

Total

1959ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 21:38:19	1959ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-22 22:09:45	709ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-22 14:47:46	975ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 09:28:29	906ms	2 NS 1 A 3 MX	🔓 Insecure	View