kulsbjergskolen.dk

Records from scan: 2026-10-12 23:22:33 · 2174ms total · last checked 2026-10-18 05:27 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kulsbjergskolen.dk is a .dk domain served by 2 nameservers (ns.vordbkom.dk, ns.vordbskoler.dk). It was registered on 8 June 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.56.147.142 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by kulsbjergskolen-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 219ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.vordbkom.dk	131.165.202.1	ns.vordbkom.dk	AS6834 KMD A/S
ns.vordbskoler.dk	5.56.147.154	—	AS31027 GlobalConnect A/S

🌍 A Records#

1 records 121ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.56.147.142	11700s	—	AS31027	GlobalConnect A/S	5.56.144.0/20	🇩🇰 Denmark	Karlslunde

📧 MX Records#

1 records 219ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	kulsbjergskolen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca38::8 2a01:111:f403:ca48::a 2a01:111:f403:ca48::e 52.101.103.137 52.101.209.153 52.101.68.15 52.101.91.159	mail-db7pr03cu00601.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-matpr04cu00207.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136
🔶 Autoconfig	5.56.147.142

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 298ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 531ms

TXT Record
apple-domain-verification=cD9Kub8lzJYsiCaD
MS=ms65507856
v=spf1 include:_spf4580.spfprotect.com -all

✉️ SPF#

Policy	Record (kulsbjergskolen.dk)
-all (hard fail)	v=spf1 include:_spf4580.spfprotect.com -all

📨 DMARC#

Policy	Record (_dmarc.kulsbjergskolen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:60f69872d8c04@dmarc.centerasecurity.com;

📬 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 2026-10-12 23:22:33

www	5.56.147.142 (AS31027) (address records, no CNAME)
www vs bare domain	Same network kulsbjergskolen.dk: 5.56.147.142 (AS31027) www.kulsbjergskolen.dk: 5.56.147.142 (AS31027)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

368ms

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

🏷️ SOA#

146ms

Field	Value
Serial	2013020829
Primary NS (MNAME)	ns.vordbkom.dk
Responsible (RNAME)	hostmaster
Refresh	14400s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	900s

📋 Registration#

WHOIS fetched 2026-10-07 13:38:44

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-06-08
Expires	2027-06-30 (254d)

📋 WHOIS#

⏱️ Lookup Timing#

219ms

121ms

219ms

AAAA

155ms

TXT

531ms

CAA

233ms

HTTPS

242ms

TLSA

744ms

SOA

146ms

MTA-STS

307ms

DNSSEC

368ms

SRV

298ms

Total

2174ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 23:22:33 shown	2174ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-10 19:03:45	2322ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 13:28:24	2005ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 11:51:20	1142ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 05:55:38	824ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 04:59:54	3058ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 04:33:51	1549ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 02:47:40	5483ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 05:25:33	3627ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 02:41:01	3984ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-05 02:15:24	908ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 17:11:34	2869ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 14:42:22	2154ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-23 16:06:30	1710ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 11:59:45	7307ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-17 08:36:39	1947ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 07:11:03	3487ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-05 19:48:47	1461ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-02 09:36:28	9102ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 05:34:58	1695ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 05:12:12	3133ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-20 04:33:16	1789ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 21:43:20	5855ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-14 13:21:11	10188ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-10 17:08:07	10039ms	2 NS 1 A 1 MX	🔒 Secure