otn.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
bryce.ns.cloudflare.com	108.162.195.137 162.159.44.137 172.64.35.137 2606:4700:58::a29f:2c89 2803:f800:50::6ca2:c389 2a06:98c1:50::ac40:2389	bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ivy.ns.cloudflare.com	108.162.192.120 172.64.32.120 173.245.58.120 2606:4700:50::adf5:3a78 2803:f800:50::6ca2:c078 2a06:98c1:50::ac40:2078	ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records3 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
51	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
64	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 250ms

TXT Record
v=spf1 include:_spf.mx.cloudflare.net include:_spf.google.com ~all

✉️ SPF

Policy	Record (otn.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net include:_spf.google.com ~all

📨 DMARC

Policy	Record (_dmarc.otn.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:b2e8b6336c2a490f9f470b763e629470@dmarc-reports.cloudflare.net

📬 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 / DANE9 records 52ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…

🔐 DNSSEC131ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2412988227
Primary NS (MNAME)	bryce.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

49ms

A

61ms

MX

47ms

AAAA

71ms

TXT

250ms

CAA

71ms

HTTPS

68ms

TLSA

52ms

SOA

0ms

MTA-STS

105ms

DNSSEC

131ms

SRV

96ms

Total

911ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 02:20:31	911ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-08-24 01:07:15	1941ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-08-23 00:10:31	1938ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-08-19 23:01:53	3060ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-07-27 02:16:56	2219ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-07-16 08:01:06	3917ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-07-05 20:02:37	1759ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-07-04 15:58:17	1264ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-07-03 20:49:16	1662ms	2 NS 0 A 3 MX	🔒 Secure	View
2026-06-22 10:04:48	1289ms	2 NS 0 A 3 MX	⚠️ Bogus	View
2026-06-20 16:16:30	1154ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 16:28:34	1794ms	2 NS 0 A 3 MX	🔒 Secure	View