oesterhegnet.dk DNS records

🖥️ Nameservers2 records 214ms

Nameserver	IP addresses	PTR	ASN / ISP
barbara.ns.cloudflare.com	108.162.192.248 172.64.32.248 173.245.58.248 2606:4700:50::adf5:3af8 2803:f800:50::6ca2:c0f8 2a06:98c1:50::ac40:20f8	barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
justin.ns.cloudflare.com	108.162.193.187 172.64.33.187 173.245.59.187 2606:4700:58::adf5:3bbb 2803:f800:50::6ca2:c1bb 2a06:98c1:50::ac40:21bb	justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 217ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.75.121	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.175.149	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records4 records 190ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mx4.spamfri.dk	193.200.91.108 2001:67c:564:fffd::4001	mx4.spamfri.dk mx4.spamfri.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
20	86400s	mx2.spamfri.dk	193.200.91.109 2001:67c:564:fffd::2001	mx2.spamfri.dk mx2.spamfri.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
30	86400s	mx3.spamfri.dk	2a00:1b18:2:3:fe::2 62.69.152.43 62.69.152.43	mx3.spamfri.dk 43.34-46.152.69.62.in-addr.arpa mx3.spamfri.dk	AS47527 DLX A/S AS47527 DLX A/S AS47527 DLX A/S
40	86400s	mx1.spamfri.dk	195.242.131.16 2001:67c:564:fffd::1001	mx1.spamfri.dk mx1.spamfri.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS

🔷 AAAA Records (IPv6)2 records 124ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:4b79	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:af95	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 231ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.75.121,172.67.175.149 ech=AEX+DQBBEgAgACDNP/eVyhjoHmwlixXTLZMcS8gbR2MJgq8BTFGf4ZYnBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4b79,2606:4700:3035::ac43:af95

📝 TXT Records1 records 463ms

TXT Record
v=spf1 +mx +a +ip4:195.242.130.11 +include:_spf.netgiganten.dk ~all

✉️ SPF

Policy	Record (oesterhegnet.dk)
~all (soft fail)	v=spf1 +mx +a +ip4:195.242.130.11 +include:_spf.netgiganten.dk ~all

📨 DMARC

Policy	Record (_dmarc.oesterhegnet.dk)
p=none (monitor only)	v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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 602ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.spamfri.dk	DANE-EE · SPKI · SHA-256	884451547A03D0AC2F628D943839BAA6…
SMTP _25._tcp.mx2.spamfri.dk	DANE-EE · SPKI · SHA-256	6598C93F79B95376BB8099E9AC862167…
SMTP _25._tcp.mx3.spamfri.dk	DANE-EE · SPKI · SHA-256	BBFB0694919290E5BC9D6E2C6F47D846…
SMTP _25._tcp.mx4.spamfri.dk	DANE-EE · SPKI · SHA-256	4EE743A99328AEF5142706CA5FD3AD61…

🔐 DNSSEC365ms

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

🏷️ SOA0ms

Field	Value
Serial	2412145539
Primary NS (MNAME)	barbara.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

214ms

A

217ms

MX

190ms

AAAA

124ms

TXT

463ms

CAA

239ms

HTTPS

231ms

TLSA

602ms

SOA

0ms

MTA-STS

217ms

DNSSEC

365ms

SRV

276ms

Total

6974ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-14 23:21:53	6974ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-07 12:45:23	3399ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-07-02 13:56:35	992ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-20 01:13:06	2275ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-18 03:11:09	3044ms	2 NS 2 A 4 MX	🔓 Insecure	View