nicholai.dk DNS records

🖥️ Nameservers2 records 65ms

Nameserver	IP addresses	PTR	ASN / ISP
elsa.ns.cloudflare.com	108.162.192.111 172.64.32.111 173.245.58.111 2606:4700:50::adf5:3a6f 2803:f800:50::6ca2:c06f 2a06:98c1:50::ac40:206f	elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jake.ns.cloudflare.com	108.162.193.122 172.64.33.122 173.245.59.122 2606:4700:58::adf5:3b7a 2803:f800:50::6ca2:c17a 2a06:98c1:50::ac40:217a	jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com jake.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 Records2 records 79ms

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 249ms

TXT Record
protonmail-verification=0d2e8ade9cef877240c9f5150f7d179c02c452ac
v=spf1 include:_spf.protonmail.ch mx ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.nicholai.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 67ms

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…

🔐 DNSSEC145ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2413041019
Primary NS (MNAME)	elsa.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

65ms

A

46ms

MX

79ms

AAAA

65ms

TXT

249ms

CAA

64ms

HTTPS

79ms

TLSA

67ms

SOA

0ms

MTA-STS

118ms

DNSSEC

145ms

SRV

107ms

Total

1043ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 03:05:23	1043ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-25 17:46:37	618ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-24 14:16:49	10017ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-09 09:47:34	3916ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-01 03:59:13	9429ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-07-23 22:38:23	9282ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-07-08 14:34:31	1893ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-06-26 06:35:31	1274ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-06-21 06:52:33	1014ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-06-20 23:56:46	1188ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 02:17:02	722ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-06-18 05:47:52	738ms	2 NS 0 A 2 MX	🔓 Insecure	View