theisnet.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
carlos.ns.cloudflare.com	108.162.195.112 162.159.44.112 172.64.35.112 2606:4700:58::a29f:2c70 2803:f800:50::6ca2:c370 2a06:98c1:50::ac40:2370	carlos.ns.cloudflare.com carlos.ns.cloudflare.com carlos.ns.cloudflare.com carlos.ns.cloudflare.com carlos.ns.cloudflare.com carlos.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jasmine.ns.cloudflare.com	108.162.192.170 172.64.32.170 173.245.58.170 2606:4700:50::adf5:3aaa 2803:f800:50::6ca2:c0aa 2a06:98c1:50::ac40:20aa	jasmine.ns.cloudflare.com jasmine.ns.cloudflare.com jasmine.ns.cloudflare.com jasmine.ns.cloudflare.com jasmine.ns.cloudflare.com jasmine.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.165.255.209	300s	—	AS3292	TDC Holding A/S	93.165.128.0/17	🇩🇰 Denmark	Aarhus

📧 MX Records2 records 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	300s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	93.165.255.209
🔶 Autoconfig	93.165.255.209

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 193ms

TXT Record
protonmail-verification=c7d5be8ce7fce32144076f318a0ccabb732f7b1c
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

Policy	Record (theisnet.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC

Policy	Record (_dmarc.theisnet.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.theisnet.dk	ItIbh5LbNVmAVZJxWjX1nyBjR1LXpE6WZzeSaL3r-TQ
TXT	_acme-challenge.theisnet.dk	cOjqkIOqvjJ4HDP2wjnGDC9z8-o6obgF3idqJ0uZzQk

🔗 TLSA / DANE4 records 339ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC129ms

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	2413839943
Primary NS (MNAME)	carlos.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

40ms

A

55ms

MX

78ms

AAAA

49ms

TXT

193ms

CAA

79ms

HTTPS

59ms

TLSA

339ms

SOA

0ms

MTA-STS

85ms

DNSSEC

129ms

SRV

88ms

Total

1105ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 20:30:22	1105ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-30 16:46:42	2787ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-27 10:12:54	980ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-27 03:39:23	9899ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-21 10:35:06	12184ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-20 09:19:40	2478ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-05 12:46:53	1468ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-25 20:59:59	2477ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-24 16:56:18	1029ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-23 04:24:51	1101ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 05:56:33	4727ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-19 23:42:38	2663ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 13:16:56	797ms	2 NS 1 A 2 MX	🔓 Insecure	View