haderslevrealskole.dk

📜 Historical scan 2026-06-17 10:45:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

haderslevrealskole.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 September 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 95.216.4.38 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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
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 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
95.216.4.38	—	dagon.ribemediehus.dk	AS24940	Hetzner Online GmbH	95.216.0.0/15	🇫🇮 Finland	Helsinki

📧 MX Records#

5 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	aspmx.l.google.com	142.250.147.27 2a00:1450:4010:c03::1a 2a00:1450:4010:c03::1a	rd-in-f27.1e100.net lr-in-x1a.1e100.net lr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	—	alt1.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	—	alt2.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	—	alt3.aspmx.l.google.com	108.177.125.27 2404:6800:400b:c01b::1b	tp-in-f27.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	—	alt4.aspmx.l.google.com	173.194.43.26 2404:6800:400b:c01b::1a	yudlsqd-in-f26.1e100.net yunrtab-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 104ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (haderslevrealskole.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 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 2026-10-12 17:10:08

www CNAME	haderslevrealskole.dk (all on haderslevrealskole.dk) → 95.216.4.38 (AS24940)
www vs bare domain	Same network haderslevrealskole.dk: 95.216.4.38 (AS24940) www.haderslevrealskole.dk: 95.216.4.38 (AS24940)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 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#

85ms

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

🏷️ SOA#

76ms

Field	Value
Serial	2026061401
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 2026-10-08 10:07:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-09-26
Expires	2027-09-30 (345d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

68ms

37ms

AAAA

64ms

TXT

104ms

CAA

60ms

HTTPS

49ms

TLSA

82ms

SOA

76ms

MTA-STS

71ms

DNSSEC

85ms

SRV

0ms

Total

731ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 17:10:08	591ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-09 13:45:56	884ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-27 06:59:30	843ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-23 16:39:12	1177ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-18 15:33:46	856ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-16 04:35:18	4219ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-16 02:17:49	1265ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-15 02:50:10	7063ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-15 19:55:54	1159ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-27 21:00:55	767ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-19 11:46:54	1009ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 10:45:04 shown	731ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 10:38:42	1121ms	2 NS 1 A 5 MX	🔒 Secure