schoolyard.dk

📜 Historical scan 2026-06-24 16:58:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

schoolyard.dk is a .dk domain served by 4 nameservers (dns1.vismadns.com, dns2.vismadns.com, dns3.vismadns.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. 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#

4 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.vismadns.com	162.159.0.247 2400:cb00:2049:1::a29f:f7	— —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dns2.vismadns.com	162.159.1.230 2400:cb00:2049:1::a29f:1e6	— —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dns3.vismadns.com	162.159.9.161 2400:cb00:2049:1::a29f:9a1	— —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dns4.vismadns.com	162.159.10.238 2400:cb00:2049:1::a29f:aee	— —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 62ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.123.58.136	3600s	—	—	—	—	🇳🇴 Norway	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	schoolyard.dk → 91.123.58.136
🔶 Autoconfig	schoolyard.dk → 91.123.58.136

🔷 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 2026-10-09 11:09:21

www CNAME	schoolyard.dk (all on schoolyard.dk) → 91.123.58.136
www vs bare domain	Same network schoolyard.dk: 91.123.58.136 www.schoolyard.dk: 91.123.58.136
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.schoolyard.dk	schoolyard.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

79ms

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

🏷️ SOA#

84ms

Field	Value
Serial	2407596575
Primary NS (MNAME)	dns1.vismadns.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

38ms

62ms

48ms

AAAA

77ms

TXT

199ms

CAA

73ms

HTTPS

67ms

TLSA

61ms

SOA

84ms

MTA-STS

48ms

DNSSEC

79ms

SRV

78ms

Total

668ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:09:21	828ms	4 NS 1 A 0 MX	🔒 Secure
2026-09-26 12:05:23	763ms	4 NS 1 A 0 MX	🔒 Secure
2026-09-25 11:57:13	638ms	4 NS 1 A 0 MX	🔒 Secure
2026-09-16 00:33:58	1162ms	4 NS 1 A 0 MX	🔒 Secure
2026-09-03 22:29:02	632ms	4 NS 1 A 0 MX	🔒 Secure
2026-08-10 16:28:23	900ms	4 NS 1 A 0 MX	🔒 Secure
2026-07-18 01:42:52	821ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-27 03:48:14	1516ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-24 16:58:20 shown	668ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-18 04:46:48	742ms	4 NS 1 A 0 MX	🔒 Secure