123fiber.dk DNS records

🖥️ Nameservers2 records 219ms

Nameserver	IP addresses	PTR	ASN / ISP
dom.ns.cloudflare.com	108.162.193.157 172.64.33.157 173.245.59.157 2606:4700:58::adf5:3b9d 2803:f800:50::6ca2:c19d 2a06:98c1:50::ac40:219d	dom.ns.cloudflare.com dom.ns.cloudflare.com dom.ns.cloudflare.com dom.ns.cloudflare.com dom.ns.cloudflare.com dom.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
isabel.ns.cloudflare.com	108.162.194.104 162.159.38.104 172.64.34.104 2606:4700:50::a29f:2668 2803:f800:50::6ca2:c268 2a06:98c1:50::ac40:2268	isabel.ns.cloudflare.com isabel.ns.cloudflare.com isabel.ns.cloudflare.com isabel.ns.cloudflare.com isabel.ns.cloudflare.com isabel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 238ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.18.26.189	300s	—	AS13335	Cloudflare, Inc.	104.16.0.0/14	—	—
104.18.27.189	300s	—	AS13335	Cloudflare, Inc.	104.16.0.0/14	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 230ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700::6812:1abd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700::6812:1bbd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records1 records 222ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.18.26.189,104.18.27.189 ipv6hint=2606:4700::6812:1abd,2606:4700::6812:1bbd

📝 TXT Records1 records 501ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (123fiber.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.123fiber.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 / DANE

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

🔐 DNSSEC372ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2412819033
Primary NS (MNAME)	dom.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

219ms

A

238ms

MX

275ms

AAAA

230ms

TXT

501ms

CAA

224ms

HTTPS

222ms

TLSA

435ms

SOA

0ms

MTA-STS

290ms

DNSSEC

372ms

SRV

256ms

Total

3317ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 07:34:55	3317ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-21 07:22:10	5038ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-20 04:48:09	1336ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-19 03:05:58	5505ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-18 00:07:16	2860ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-11 03:36:13	5084ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-25 19:14:05	9608ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-03 10:02:20	8706ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-23 21:06:50	3981ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 09:34:42	1221ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 17:57:25	3307ms	2 NS 2 A 0 MX	⚠️ Bogus	View
2026-06-16 13:29:47	5548ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 13:13:03	552ms	2 NS 2 A 0 MX	🔓 Insecure	View