sprenger.dk

📜 Historical scan 2026-08-25 03:33:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sprenger.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 November 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.120 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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#

2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.120	3600s	webcluster2.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

4 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	46.30.215.120
🔶 Autoconfig	46.30.215.120

🔷 AAAA Records (IPv6)#

1 records 44ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:80c1:c530:d307:71c	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 160ms

TXT Record
v=spf1 include:_://google.com include:_://one.com ~all

✉️ SPF#

Policy	Record (sprenger.dk)
~all (soft fail)	v=spf1 include:_://google.com include:_://one.com ~all

📨 DMARC#

Policy	Record (_dmarc.sprenger.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc-reports@sprenger.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 06:38:37

www	46.30.215.120 2a02:2350:5:111:80c1:c530:d307:71c (AS51468) (address records, no CNAME)
www vs bare domain	Same network sprenger.dk: 46.30.215.120 2a02:2350:5:111:80c1:c530:d307:71c (AS51468) www.sprenger.dk: 46.30.215.120 2a02:2350:5:111:80c1:c530:d307:71c (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

error include:_://google.com has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)
error include:_://one.com has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

4 records 63ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC#

147ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082405
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-08-24 02:57:57

Field	Value
Registrar	ONE.COM A/S
Registered	2002-11-15
Expires	2035-12-31 (3355d)

📋 WHOIS#

⏱️ Lookup Timing#

52ms

49ms

48ms

AAAA

44ms

TXT

160ms

CAA

56ms

HTTPS

45ms

TLSA

63ms

SOA

0ms

MTA-STS

126ms

DNSSEC

147ms

SRV

84ms

Total

722ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-26 21:30:48	1230ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-25 03:33:59 shown	722ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-24 02:57:36	949ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-22 01:10:27	1008ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-11 08:25:35	10848ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-01 05:41:35	830ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-26 00:13:18	595ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-25 08:56:31	3235ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-23 15:04:25	924ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 08:56:53	1198ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-20 23:16:07	1182ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 01:26:55	1021ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-18 02:55:22	692ms	2 NS 1 A 4 MX	🔒 Secure