leonardo-skolen.dk DNS records

🖥️ Nameservers2 records 69ms

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 Records1 records 83ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.61	3600s	webcluster2.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records5 records 84ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c20::1a 64.233.161.26	yulppbn-in-f26.1e100.net lh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.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

🔷 AAAA Records (IPv6)1 records 84ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:80eb:4823:ebaa:b571	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 243ms

TXT Record
google-site-verification=QUoKrMgNEanKR1awPYNoT4K2TeE_xMTXCnZDHEThEXQ
MS=ms38845436
MS=ms94094718

✉️ 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

🔗 TLSA / DANE

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

🔐 DNSSEC195ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

69ms

A

83ms

MX

84ms

AAAA

84ms

TXT

243ms

CAA

70ms

HTTPS

83ms

TLSA

8091ms

SOA

0ms

MTA-STS

60ms

DNSSEC

195ms

SRV

16066ms

Total

25253ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 05:54:50	25253ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-19 03:04:10	3601ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-15 20:46:29	1141ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-24 02:46:04	2299ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-23 08:48:00	1178ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 16:48:23	693ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-22 09:14:36	1013ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 23:03:49	712ms	2 NS 1 A 5 MX	🔒 Secure	View