jacobsklaverskole.dk

📜 Historical scan 2026-08-07 15:30:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jacobsklaverskole.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 25 August 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 58ms

Nameserver	IP addresses	PTR	ASN / 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#

🌍

No A records found

📧 MX Records#

1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 185ms

TXT Record
google-site-verification=TwK4NpN4VmoF8nwvK-Lm0b91huP3Iy9gLKWKmSbXKHM

✉️ 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 2026-10-16 04:31:49

www CNAME	web.me.com (all on me.com) → 17.146.233.10 (AS714)
www vs bare domain	Only www resolves jacobsklaverskole.dk: no address www.jacobsklaverskole.dk: 17.146.233.10 (AS714) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

115ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

67ms

Field	Value
Serial	2026071501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-10 14:47:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-08-25
Expires	2027-08-31 (318d)

📋 WHOIS#

⏱️ Lookup Timing#

58ms

81ms

53ms

AAAA

59ms

TXT

185ms

CAA

34ms

HTTPS

53ms

TLSA

32ms

SOA

67ms

MTA-STS

84ms

DNSSEC

115ms

SRV

79ms

Total

4885ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 04:31:49	367ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-29 16:35:34	560ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-14 07:12:49	464ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-15 09:06:57	8443ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-07 15:30:45 shown	4885ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-17 09:45:51	6396ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-20 07:21:35	679ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-17 13:33:37	452ms	2 NS 0 A 0 MX	🔒 Secure