peak3.dk DNS records

🖥️ Nameservers2 records 241ms

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 257ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
81.7.161.116	600s	—	AS47292	Sentia Denmark A/S	81.7.160.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 239ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	peak3-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::b 2a01:111:f403:ca04::d 2a01:111:f403:ca04::f 52.101.68.16 52.101.68.18 52.101.68.8 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 886ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (peak3.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.peak3.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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)

🔐 DNSSEC643ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081001
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

241ms

A

257ms

MX

239ms

AAAA

279ms

TXT

886ms

CAA

293ms

HTTPS

266ms

TLSA

552ms

SOA

0ms

MTA-STS

426ms

DNSSEC

643ms

SRV

360ms

Total

6403ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 08:21:12	6403ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 01:41:39	1207ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 03:33:48	3674ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 13:19:50	717ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 00:48:45	966ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 06:30:18	1106ms	2 NS 1 A 1 MX	🔒 Secure	View