nicolingus.dk DNS records

🖥️ Nameservers2 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
howard.ns.cloudflare.com	108.162.195.171 162.159.44.171 172.64.35.171 2606:4700:58::a29f:2cab 2803:f800:50::6ca2:c3ab 2a06:98c1:50::ac40:23ab	howard.ns.cloudflare.com howard.ns.cloudflare.com howard.ns.cloudflare.com howard.ns.cloudflare.com howard.ns.cloudflare.com howard.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
leia.ns.cloudflare.com	108.162.192.184 172.64.32.184 173.245.58.184 2606:4700:50::adf5:3ab8 2803:f800:50::6ca2:c0b8 2a06:98c1:50::ac40:20b8	leia.ns.cloudflare.com leia.ns.cloudflare.com leia.ns.cloudflare.com leia.ns.cloudflare.com leia.ns.cloudflare.com leia.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
89.150.152.76	300s	x5996984c.customers.hiper-net.dk	AS203953	Hiper A/S	89.150.128.0/18	🇩🇰 Denmark	—

📧 MX Records2 records 80ms

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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 261ms

TXT Record
protonmail-verification=b04bee5bb44406d20dc848af0c7b3c9abb53dc29
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.nicolingus.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

🔗 TLSA / DANE4 records 408ms

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…

🔐 DNSSEC187ms

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	2413084540
Primary NS (MNAME)	howard.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

60ms

A

55ms

MX

80ms

AAAA

73ms

TXT

261ms

CAA

79ms

HTTPS

96ms

TLSA

408ms

SOA

0ms

MTA-STS

112ms

DNSSEC

187ms

SRV

110ms

Total

1725ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 10:19:31	1725ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-21 06:18:19	5168ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-06 16:01:12	1463ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-23 20:39:19	1577ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-25 06:51:14	866ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-25 03:13:18	873ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-20 05:35:30	467ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-20 05:06:35	3353ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 20:41:24	784ms	2 NS 1 A 2 MX	🔓 Insecure	View