postboksen.dk DNS records

🖥️ Nameservers2 records 16ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.netgiganten.dk	195.242.130.5 2001:67c:564:eeee::11	ns1.netgiganten.dk —	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.netgiganten.dk	2a00:1b18:2:3:4::2 62.69.152.38	— —	AS47527 DLX A/S AS47527 DLX A/S

🌍 A Records1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.130.12	3600s	web2.netgiganten.dk	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 25ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	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
20	3600s	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	3600s	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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	195.242.130.12
🔶 Autoconfig	195.242.130.12

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 34ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records1 records 135ms

TXT Record
v=spf1 ip4:195.242.130.12 include:_spf.netgiganten.dk ip4:138.201.66.69 +a +mx +ip4:5.9.124.54 ~all

✉️ SPF

Policy	Record (postboksen.dk)
~all (soft fail)	v=spf1 ip4:195.242.130.12 include:_spf.netgiganten.dk ip4:138.201.66.69 +a +mx +ip4:5.9.124.54 ~all

📨 DMARC

Policy	Record (_dmarc.postboksen.dk)
p=quarantine	v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=1;rf=afrf;ri=86400;ruf=mailto:flemming@postboksen.dk

📬 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.postboksen.dk	zBzj32J4WnSdEp-n9SNddTvi4QcB19k_3QYtEeKGViA

🔗 TLSA / DANE3 records 88ms

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…

🔐 DNSSEC53ms

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

🏷️ SOA0ms

Field	Value
Serial	2026072601
Primary NS (MNAME)	ns1.netgiganten.dk
Responsible (RNAME)	monitor@netgiganten.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

16ms

A

29ms

MX

25ms

AAAA

27ms

TXT

135ms

CAA

27ms

HTTPS

27ms

TLSA

88ms

SOA

0ms

MTA-STS

37ms

DNSSEC

53ms

SRV

34ms

Total

989ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-26 15:25:17	989ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-18 03:12:59	941ms	2 NS 1 A 3 MX	🔒 Secure	View