sprenger.dk

📜 Historical scan 2026-08-24 02:57:36  ·  ← 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   46ms
NameserverIP addressesPTRASN / 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   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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   47ms
PriorityTTLMail ServerIP addressesPTRASN
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#

ServiceCNAME / IP
🔷 Autodiscover46.30.215.120
🔶 Autoconfig46.30.215.120

🔷 AAAA Records (IPv6)#

1 records   61ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
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   202ms
TXT Record
v=spf1 include:_://google.com include:_://one.com ~all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_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 2026-10-24 20:19:16
www46.30.215.120 2a02:2350:5:111:80c1:c530:d307:71c (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 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   78ms
Service / OwnerTypeCert 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#

106ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026082302
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-24 20:33:52
FieldValue
RegistrarONE.COM A/S
Registered2002-11-15
Expires2035-12-31 (3354d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
sulle.dkONE.COM A/S
svenstrupbrand.dkONE.COM A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
50ms
MX
47ms
AAAA
61ms
TXT
202ms
CAA
65ms
HTTPS
71ms
TLSA
78ms
SOA
0ms
MTA-STS
74ms
DNSSEC
106ms
SRV
78ms
Total
949ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-25 03:37:49 1454ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-24 20:19:16 926ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-26 21:30:48 1230ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-25 03:33:59 722ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-24 02:57:36 shown 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
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