centralschool.dk DNS records

🖥️ Nameservers2 records 34ms

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 Records4 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.185.159.144	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	New York
198.185.159.145	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	—
198.49.23.144	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—
198.49.23.145	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—

📧 MX Records3 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod8-cph3.one.com	185.164.14.102	mx1.pub.mailpod8-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod8-cph3.one.com	185.164.14.103	mx2.pub.mailpod8-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod8-cph3.one.com	185.164.14.104	mx3.pub.mailpod8-cph3.one.com	AS51468 One.com 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

🔗 TLSA / DANE3 records 144ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod8-cph3.one.com	DANE-EE · SPKI · SHA-256	BF2BAC81D64CD548F2920A7E0ADF7907…
SMTP _25._tcp.mx2.pub.mailpod8-cph3.one.com	DANE-EE · SPKI · SHA-256	BF2BAC81D64CD548F2920A7E0ADF7907…
SMTP _25._tcp.mx3.pub.mailpod8-cph3.one.com	DANE-EE · SPKI · SHA-256	BF2BAC81D64CD548F2920A7E0ADF7907…

🔐 DNSSEC91ms

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

🏷️ SOA43ms

Field	Value
Serial	2026081005
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

34ms

A

57ms

MX

40ms

AAAA

50ms

TXT

166ms

CAA

50ms

HTTPS

51ms

TLSA

144ms

SOA

43ms

MTA-STS

60ms

DNSSEC

91ms

SRV

70ms

Total

4982ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-15 04:19:54	4982ms	2 NS 4 A 3 MX	🔒 Secure	View
2026-08-11 04:50:49	1236ms	2 NS 4 A 3 MX	🔒 Secure	View
2026-08-07 08:01:35	1040ms	2 NS 4 A 3 MX	🔒 Secure	View
2026-07-13 08:54:43	4894ms	2 NS 4 A 3 MX	🔒 Secure	View
2026-07-05 05:13:49	5749ms	2 NS 4 A 3 MX	🔒 Secure	View
2026-07-03 12:25:23	860ms	2 NS 4 A 3 MX	🔒 Secure	View
2026-06-23 02:33:28	762ms	2 NS 4 A 3 MX	🔒 Secure	View
2026-06-22 06:25:24	1190ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 18:14:42	7557ms	2 NS 4 A 3 MX	🔒 Secure	View
2026-06-20 17:04:13	1127ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 20:05:05	2845ms	2 NS 4 A 3 MX	🔒 Secure	View