gronskole.dk

📜 Historical scan 2026-06-17 09:41:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gronskole.dk is a .dk domain served by 2 nameservers (ns1.simpleagencygroup.dk, ns2.simpleagencygroup.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.22.211.119 is hosted by UpCloud Ltd (AS202053) in Finland. Mail is handled by mail.gronskole.dk, backup-mx.zitcom.dk. 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simpleagencygroup.dk	—	—	—
ns2.simpleagencygroup.dk	—	—	—

🌍 A Records#

1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.22.211.119	—	k8s01.oitudv.dk	AS202053	UpCloud Ltd	5.22.208.0/20	🇫🇮 Finland	—

📧 MX Records#

2 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail.gronskole.dk	80.160.71.163	mail1.curanet.dk	AS3292 TDC Holding A/S
20	—	backup-mx.zitcom.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🔷 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 2026-10-11 12:19:58

www	5.22.211.119 (AS202053) (address records, no CNAME)
www vs bare domain	Same network gronskole.dk: 5.22.211.119 (AS202053) www.gronskole.dk: 5.22.211.119 (AS202053)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

128ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

42ms

Field	Value
Serial	2025072901
Primary NS (MNAME)	ns1.simpleagencygroup.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

36ms

35ms

AAAA

39ms

TXT

101ms

CAA

32ms

HTTPS

44ms

TLSA

313ms

SOA

42ms

MTA-STS

75ms

DNSSEC

128ms

SRV

0ms

Total

956ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 02:31:02	530ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-12 19:23:10	618ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-02 01:24:26	733ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 09:41:13 shown	956ms	2 NS 1 A 2 MX	🔒 Secure