henrikandersen.dk DNS records

🖥️ Nameservers4 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1439.awsdns-51.org	205.251.197.159 2600:9000:5305:9f00::1	ns-1439.awsdns-51.org ns-1439.awsdns-51.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1669.awsdns-16.co.uk	205.251.198.133 2600:9000:5306:8500::1	ns-1669.awsdns-16.co.uk ns-1669.awsdns-16.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-49.awsdns-06.com	205.251.192.49 2600:9000:5300:3100::1	ns-49.awsdns-06.com ns-49.awsdns-06.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-736.awsdns-28.net	205.251.194.224 2600:9000:5302:e000::1	ns-736.awsdns-28.net ns-736.awsdns-28.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records1 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.184.84.10	300s	nlsh05.shared-infra.net	AS59795	PerfGrid	213.184.84.0/23	🇳🇱 The Netherlands	—

📧 MX Records4 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mx01.hornetsecurity.com	94.100.132.8	mx01.hornetsecurity.com	AS25394 MK Netzdienste GmbH & Co. KG
20	43200s	mx02.hornetsecurity.com	94.100.136.8	mx02.hornetsecurity.com	AS24679 kyberio GmbH
30	43200s	mx03.hornetsecurity.com	94.100.134.8	mx03.hornetsecurity.com	AS12676 HKN GmbH
40	43200s	mx04.hornetsecurity.com	94.100.136.7	mx04.hornetsecurity.com	AS24679 kyberio GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscoverredirect.sfp-net.com → 212.53.208.152
🔶 Autoconfig	213.184.84.10

🔷 AAAA Records (IPv6)1 records 57ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a09:3a00:4010::1	300s	—	AS59795	PerfGrid	2a09:3a00:4000:0:0:0:0:0/40	🇳🇱 The Netherlands	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 273ms

TXT Record
v=spf1 a mx ip4:83.246.65.0/24 ip4:217.64.175.0/24 ip4:94.100.128.0/20 ip4:195.201.233.213 ~all

✉️ SPF

Policy	Record (henrikandersen.dk)
~all (soft fail)	v=spf1 a mx ip4:83.246.65.0/24 ip4:217.64.175.0/24 ip4:94.100.128.0/20 ip4:195.201.233.213 ~all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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
CNAME	_acme-challenge.henrikandersen.dk	d7ea571b-2378-449f-8c1c-d13835780467.auth.acme-challenge.dk

🔗 TLSA / DANE

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

🔐 DNSSEC77ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA50ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1439.awsdns-51.org
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

58ms

MX

48ms

AAAA

57ms

TXT

273ms

CAA

47ms

HTTPS

64ms

TLSA

106ms

SOA

50ms

MTA-STS

53ms

DNSSEC

77ms

SRV

66ms

Total

981ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-30 18:21:55	981ms	4 NS 1 A 4 MX	🔓 Insecure	View
2026-06-26 23:39:06	1201ms	4 NS 1 A 4 MX	🔓 Insecure	View
2026-06-22 22:45:53	4796ms	4 NS 1 A 4 MX	🔓 Insecure	View
2026-06-21 00:20:04	1159ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 09:30:09	1197ms	4 NS 1 A 4 MX	🔓 Insecure	View
2026-06-17 11:08:46	1187ms	4 NS 1 A 4 MX	🔓 Insecure	View