tdcfiber.dk DNS records

🖥️ Nameservers4 records 70ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.92.65.137	3600s	80-92-65-137.ip.dclux.com	AS24611	Datacenter Luxembourg S.A.	80.92.64.0/19	🇱🇺 Luxembourg	Luxembourg

📧 MX Records2 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.tdcfiber.dk	80.160.71.163	mail1.curanet.dk	AS3292 TDC Holding A/S
20	3600s	backup-mx.zitcom.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	93.191.155.37
🔶 Autoconfig	93.191.155.37

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 300ms

TXT Record
google-site-verification=33vz1tT-FBTQGLUgTWU8eioplloKaGACj4M8EDyid6s
google-site-verification=BAHKrIkmmqRStE-KI7zCZI9i6U2vihSvawCVYvng7po

✉️ 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 / DANE

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

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2025062677
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

70ms

A

55ms

MX

50ms

AAAA

55ms

TXT

300ms

CAA

60ms

HTTPS

68ms

TLSA

97ms

SOA

0ms

MTA-STS

89ms

DNSSEC

96ms

SRV

111ms

Total

963ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 11:11:52	963ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-18 10:20:17	1518ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-17 03:52:30	1326ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-31 23:39:18	9149ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-13 02:59:40	1492ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-10 12:49:40	9211ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-26 09:59:20	773ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 03:46:04	1054ms	4 NS 1 A 2 MX	🔒 Secure	View