eoptimo.dk DNS records

🖥️ Nameservers2 records 273ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	eoptimo-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09:: 2a01:111:f403:ca09::1 2a01:111:f403:ca09::4 52.101.68.12 52.101.73.11 52.101.73.12 52.101.73.16	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.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 → 40.104.116.40
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 79ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 279ms

TXT Record
MS=ms91101496
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 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)

🔐 DNSSEC89ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

273ms

A

36ms

MX

43ms

AAAA

53ms

TXT

279ms

CAA

58ms

HTTPS

66ms

TLSA

660ms

SOA

0ms

MTA-STS

58ms

DNSSEC

89ms

SRV

79ms

Total

1748ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 09:44:06	884ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 21:03:36	850ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 02:05:20	5390ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 14:57:26	1748ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 09:03:47	5551ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 13:23:35	1185ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 14:22:37	1160ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 22:18:58	3094ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 02:31:02	1432ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 07:50:14	508ms	2 NS 1 A 1 MX	🔒 Secure	View