gert-keller.dk

Records from scan: 2026-10-15 05:13:47  ·  1832ms total  ·  last checked 2026-10-18 08:31 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gert-keller.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 June 2026 (WHOIS) and first appeared in the .dk zone on 24 June 2026. Its website address 46.30.215.229 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.mailpod16-cph3.g1i.one.com, mx2.mailpod16-cph3.g1i.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   112ms
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   133ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.229 3600s webcluster2.webpod18-cph3.g1i.one AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   131ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.mailpod16-cph3.g1i.one.com 5.249.232.33 mx1.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx2.mailpod16-cph3.g1i.one.com 5.249.232.34 mx2.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx3.mailpod16-cph3.g1i.one.com 5.249.232.35 mx3.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx4.mailpod16-cph3.g1i.one.com 5.249.232.36 mx4.mailpod16-cph3.g1i.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   106ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:108:802c:f296:1184:2596 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   326ms
TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

PolicyRecord (gert-keller.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all

📨 DMARC#

PolicyRecord (_dmarc.gert-keller.dk)
p=reject v=DMARC1; p=reject

📬 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#

checked 2026-10-15 05:13:48
www46.30.215.229 2a02:2350:5:108:802c:f296:1184:2596 (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records   551ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 2362DFAC1BB9F66402E0636BDEF478E5…

🔐 DNSSEC#

238ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

73ms
FieldValue
Serial2026101501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-15 05:32:12
FieldValue
RegistrarONE.COM A/S
Registered2026-06-23
Expires2027-06-22 (246d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
112ms
A
133ms
MX
131ms
AAAA
106ms
TXT
326ms
CAA
118ms
HTTPS
111ms
TLSA
551ms
SOA
73ms
MTA-STS
152ms
DNSSEC
238ms
SRV
134ms
Total
1832ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 05:13:47 shown 1832ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-02 09:30:53 4481ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-01 09:24:56 551ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-01 00:43:04 2230ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-30 00:33:42 559ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-24 16:11:16 2504ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-24 09:00:34 785ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-23 08:56:17 1393ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-16 07:51:56 879ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-14 18:50:53 1127ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-30 22:19:06 2436ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-29 15:47:34 590ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 09:31:45 1196ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-20 04:10:01 1086ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-17 23:16:00 6806ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-10 22:13:17 3006ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-01 19:10:29 1457ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-16 20:46:18 1112ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-01 13:02:10 604ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 08:36:22 920ms 0 NS 0 A 0 MX ❓ Unknown
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