henrikfredborg.dk DNS records

🖥️ Nameservers4 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
152.53.228.135	3600s	v2202508102011369980.megasrv.de	AS197540	netcup GmbH	152.53.224.0/21	🇩🇪 Germany	Nuremberg

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.henrikfredborg.dk	152.53.228.135	v2202508102011369980.megasrv.de	AS197540 netcup GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	mail.henrikfredborg.dk → 152.53.228.135
🔶 Autoconfig	mail.henrikfredborg.dk → 152.53.228.135

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 101ms

Service	Priority	Weight	Port	Target
_imaps._tcp	0	1	993	mail.henrikfredborg.dk

📝 TXT Records1 records 187ms

TXT Record
v=spf1 +a +mx +a:v2202508102011369980.megasrv.de -all

✉️ SPF

Policy	Record (henrikfredborg.dk)
-all (hard fail)	v=spf1 +a +mx +a:v2202508102011369980.megasrv.de -all

📨 DMARC

Policy	Record (_dmarc.henrikfredborg.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=s; aspf=s

📬 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.henrikfredborg.dk	CLXSRolVw3BVaFLlMsk19SgbNGNetlEGgFamtD2_l5s

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC143ms

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

🏷️ SOA0ms

Field	Value
Serial	2025120700
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

36ms

A

40ms

MX

45ms

AAAA

48ms

TXT

187ms

CAA

86ms

HTTPS

45ms

TLSA

231ms

SOA

0ms

MTA-STS

111ms

DNSSEC

143ms

SRV

101ms

Total

805ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 02:06:08	805ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 12:40:01	951ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 05:07:51	2811ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 15:21:10	4100ms	4 NS 0 A 1 MX	🔒 Secure	View
2026-06-24 00:47:52	729ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 23:35:09	9985ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:19:31	2659ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:12:22	651ms	4 NS 1 A 1 MX	🔒 Secure	View