asgerbo.dk DNS records

🖥️ Nameservers3 records 71ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	35.198.132.83	83.132.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns5.dns-123.net	35.187.184.173	173.184.187.35.bc.googleusercontent.com	AS396982 Google LLC
ns6.dns-123.net	35.228.54.1	1.54.228.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records1 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
54.194.41.141	7200s	ec2-54-194-41-141.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	54.192.0.0/14	🇮🇪 Ireland	Dublin

📧 MX Records2 records 63ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	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	7200s	server7181.serverpark.dk	5.186.164.181	server7181.serverpark.dk	AS44869 FIBIA P/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	54.194.41.141
🔶 Autoconfig	54.194.41.141

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 400ms

TXT Record
protonmail-verification=b8363037bc54a5ff98f7106c2761b0ad6d9cbecb
v=spf1 a mx include:_spf.serverpark.dk ~all
v=spf1 include:_spf.protonmail.ch mx ~all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

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

📨 DMARC

Policy	Record (_dmarc.asgerbo.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 / DANE2 records 116ms

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

🔐 DNSSEC83ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2011050366
Primary NS (MNAME)	ns4.dns-123.net
Responsible (RNAME)	admin@dns-123.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

71ms

A

60ms

MX

63ms

AAAA

59ms

TXT

400ms

CAA

67ms

HTTPS

85ms

TLSA

116ms

SOA

0ms

MTA-STS

117ms

DNSSEC

83ms

SRV

148ms

Total

911ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 10:48:04	911ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-27 07:07:17	926ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-03 01:43:17	2609ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-22 20:56:17	970ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-21 07:04:10	1157ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 13:44:36	938ms	3 NS 1 A 2 MX	🔒 Secure	View