ross-koreskole.dk

📜 Historical scan 2026-10-02 08:29:47  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ross-koreskole.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 14 October 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.151 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   55ms
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   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.151 3600s webcluster24.webpod11-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   37ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.mailpod15-cph3.g1i.one.com 104.37.35.36 mx1.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx2.mailpod15-cph3.g1i.one.com 104.37.35.37 mx2.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx3.mailpod15-cph3.g1i.one.com 104.37.35.38 mx3.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx4.mailpod15-cph3.g1i.one.com 104.37.35.39 mx4.mailpod15-cph3.g1i.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   38ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:102:be:d607:2d46:e7f5 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#

2 records   160ms
TXT Record
facebook-domain-verification=c0tjvgaeoy0nlp4ztig4ra7du2qqf9
v=spf1 mx -all

✉️ SPF#

PolicyRecord (ross-koreskole.dk)
-all (hard fail) v=spf1 mx -all

📨 DMARC#

PolicyRecord (_dmarc.ross-koreskole.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100;

📬 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 2026-10-17 19:06:08
www77.111.240.151 2a02:2350:5:102:be:d607:2d46:e7f5 (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   61ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…

🔐 DNSSEC#

64ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

43ms
FieldValue
Serial2026091401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-11 05:15:40
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2019-10-14
Expires2027-10-31 (368d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
55ms
A
43ms
MX
37ms
AAAA
38ms
TXT
160ms
CAA
27ms
HTTPS
59ms
TLSA
61ms
SOA
43ms
MTA-STS
36ms
DNSSEC
64ms
SRV
61ms
Total
544ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 19:06:08 575ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-15 16:38:10 784ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-02 08:29:47 shown 544ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-30 20:14:03 840ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-24 12:01:32 2563ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-16 01:57:16 874ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-07 02:50:52 1292ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-11 07:14:53 5018ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-09 01:37:46 1453ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-06 09:09:48 23936ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-26 04:56:07 861ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 03:39:35 1166ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-23 11:32:29 729ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-22 20:22:21 919ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 13:57:03 2564ms 2 NS 1 A 4 MX 🔒 Secure
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