gentoftegymnasierne.dk

📜 Historical scan 2026-08-19 11:22:01  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gentoftegymnasierne.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 25 November 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.247.67.245 is hosted by Rackhosting.com ApS (AS31590) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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   37ms
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
77.247.67.245 3600s — AS31590 Rackhosting.com ApS 77.247.64.0/20 🇩🇰 Denmark —

📧 MX Records#

1 records   53ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover77.247.67.245
🔶 Autoconfig77.247.67.245

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-27 01:51:07
www77.247.67.245 (AS31590) (address records, no CNAME)
www vs bare domainSame network
gentoftegymnasierne.dk: 77.247.67.245 (AS31590)
www.gentoftegymnasierne.dk: 77.247.67.245 (AS31590)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

90ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

51ms
FieldValue
Serial2026081705
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-23 18:27:41
FieldValue
RegistrarONE.COM A/S
Registered2010-11-25
Expires2026-11-30 (33d)

🔗 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
gymnasiefaellesskabetgentofte.dkONE.COM A/S
gymnasiefællesskabetgentofte.dkONE.COM A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
37ms
A
43ms
MX
53ms
AAAA
34ms
TXT
176ms
CAA
41ms
HTTPS
36ms
TLSA
173ms
SOA
51ms
MTA-STS
62ms
DNSSEC
90ms
SRV
70ms
Total
4674ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-27 01:51:07 459ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-17 11:37:33 368ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-23 11:19:19 610ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-25 19:46:18 621ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-23 16:15:17 883ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-20 13:25:14 13473ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-19 11:22:01 shown 4674ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-18 11:19:05 709ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-23 09:08:02 781ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-23 04:11:18 511ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-18 22:30:21 697ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 10:31:20 420ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-17 10:29:57 637ms 2 NS 1 A 0 MX 🔒 Secure
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