zentroai.dk DNS records

🖥️ Nameservers2 records 43ms

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 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.198.79.1	3600s	—	AS16509	Amazon.com, Inc.	216.198.79.0/24	🇺🇸 United States	—

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	172.253.130.27 173.194.73.26 173.194.73.27 2a00:1450:4010:c02::1a 2a00:1450:4010:c02::1a 2a00:1450:4010:c0d::1a 2a00:1450:4010:c0d::1a 2a00:1450:4010:c0d::1b 2a00:1450:4010:c0d::1b 2a00:1450:4010:c20::1a 74.125.205.26 74.125.205.27	yulppbn-in-f27.1e100.net lq-in-f26.1e100.net lq-in-f27.1e100.net le-in-x1a.1e100.net le-in-f26.1e100.net lq-in-f26.1e100.net lq-in-x1a.1e100.net lq-in-f27.1e100.net lq-in-x1b.1e100.net yulppbn-in-f26.1e100.net le-in-f26.1e100.net le-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC 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 Records2 records 182ms

TXT Record
google-site-verification=zr4TDtoqKBxy7YxM8s0e8BvMmWbeCUFYNithAUNQT3A
v=spf1 include:_spf.google.com ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.zentroai.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@zentroai.dk; fo=1

📬 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)

🔐 DNSSEC73ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081903
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-07-06 01:26:04

Field	Value
Registrar	ONE.COM A/S
Registered	2025-07-17
Expires	2026-07-16 (expired)

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

42ms

MX

34ms

AAAA

42ms

TXT

182ms

CAA

52ms

HTTPS

31ms

TLSA

93ms

SOA

0ms

MTA-STS

56ms

DNSSEC

73ms

SRV

58ms

Total

663ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 15:30:12	663ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 07:34:54	5429ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 22:12:19	1150ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 14:48:06	970ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 01:12:49	1171ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 21:37:19	1538ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 23:40:12	741ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 04:23:10	1167ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:36:25	1457ms	2 NS 1 A 1 MX	🔒 Secure	View