sommerpost.dk

📜 Historical scan 2026-06-23 13:36:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sommerpost.dk is a .dk domain served by 4 nameservers (ns-1139.awsdns-14.org, ns-1558.awsdns-02.co.uk, ns-384.awsdns-48.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.79.140.78 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by box.cswarning.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 85ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1139.awsdns-14.org	205.251.196.115 2600:9000:5304:7300::1	ns-1139.awsdns-14.org ns-1139.awsdns-14.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1558.awsdns-02.co.uk	205.251.198.22 2600:9000:5306:1600::1	ns-1558.awsdns-02.co.uk ns-1558.awsdns-02.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-384.awsdns-48.com	205.251.193.128 2600:9000:5301:8000::1	ns-384.awsdns-48.com ns-384.awsdns-48.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-590.awsdns-09.net	205.251.194.78 2600:9000:5302:4e00::1	ns-590.awsdns-09.net ns-590.awsdns-09.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.79.140.78	86400s	box.cswarning.dk	AS16509	Amazon.com, Inc.	3.64.0.0/12	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	box.cswarning.dk	3.79.140.78	box.cswarning.dk	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	3.79.140.78
🔶 Autoconfig	3.79.140.78

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 245ms

TXT Record
v=spf1 mx -all

✉️ SPF#

Policy	Record (sommerpost.dk)
-all (hard fail)	v=spf1 mx -all

📨 DMARC#

Policy	Record (_dmarc.sommerpost.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 MTA-STS#

212ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	IgMgcNBKzmT5fVldPuA7
max_age	604800s
Policy MX	box.cswarning.dk

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 19:03:18

www	3.79.140.78 (AS16509) (address records, no CNAME)
www vs bare domain	Same network sommerpost.dk: 3.79.140.78 (AS16509) www.sommerpost.dk: 3.79.140.78 (AS16509)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

74ms

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

🏷️ SOA#

51ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1139.awsdns-14.org
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

85ms

40ms

52ms

AAAA

84ms

TXT

245ms

CAA

47ms

HTTPS

51ms

TLSA

116ms

SOA

51ms

MTA-STS

212ms

DNSSEC

74ms

SRV

103ms

Total

792ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-03 07:30:47	5305ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-23 13:36:47 shown	792ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 14:07:21	2104ms	4 NS 1 A 1 MX	🔓 Insecure