ersboll.dk DNS records

🖥️ Nameservers2 records 150ms

Nameserver	IP addresses	PTR	ASN / ISP
angelina.ns.cloudflare.com	108.162.194.232 162.159.38.232 172.64.34.232 2606:4700:50::a29f:26e8 2803:f800:50::6ca2:c2e8 2a06:98c1:50::ac40:22e8	angelina.ns.cloudflare.com angelina.ns.cloudflare.com angelina.ns.cloudflare.com angelina.ns.cloudflare.com angelina.ns.cloudflare.com angelina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nicolas.ns.cloudflare.com	108.162.195.84 162.159.44.84 172.64.35.84 2606:4700:58::a29f:2c54 2803:f800:50::6ca2:c354 2a06:98c1:50::ac40:2354	nicolas.ns.cloudflare.com nicolas.ns.cloudflare.com nicolas.ns.cloudflare.com nicolas.ns.cloudflare.com nicolas.ns.cloudflare.com nicolas.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 117ms

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 495ms

TXT Record
protonmail-verification=055c68464dfdfe09156d442565eb2b8a0ec1ae55
v=spf1 include:_spf.protonmail.ch mx ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.ersboll.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:ff42fd491d3e4e2685a1e1b284bac1bd@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 / DANE4 records 135ms

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	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC334ms

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	2413590696
Primary NS (MNAME)	angelina.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

150ms

A

135ms

MX

117ms

AAAA

155ms

TXT

495ms

CAA

100ms

HTTPS

100ms

TLSA

135ms

SOA

0ms

MTA-STS

180ms

DNSSEC

334ms

SRV

198ms

Total

2372ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 23:14:11	2372ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-18 07:00:05	4450ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-01 20:06:10	2383ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-23 16:32:11	9818ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-30 21:00:38	964ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-19 05:11:32	788ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-17 08:16:01	507ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-17 08:15:16	3089ms	2 NS 0 A 2 MX	🔒 Secure	View