ross-koreskole.dk

Records from scan: 2026-10-15 16:38:10  ·  784ms total  ·  last checked 2026-10-16 18:36 (unchanged)
⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   45ms
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   40ms
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   34ms
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   40ms
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   150ms
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#

checked 2026-10-15 16:38:10
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   87ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 FEA3731F9349938931D39CCE9FCE17B7…
SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 FEA3731F9349938931D39CCE9FCE17B7…
SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 FEA3731F9349938931D39CCE9FCE17B7…
SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 FEA3731F9349938931D39CCE9FCE17B7…

🔐 DNSSEC#

117ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

29ms
FieldValue
Serial2026101501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-11 05:15:40
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2019-10-14
Expires2027-10-31 (378d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
45ms
A
40ms
MX
34ms
AAAA
40ms
TXT
150ms
CAA
39ms
HTTPS
34ms
TLSA
87ms
SOA
29ms
MTA-STS
45ms
DNSSEC
117ms
SRV
52ms
Total
784ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 16:38:10 shown 784ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-02 08:29:47 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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