efys.dk DNS records

🖥️ Nameservers2 records 81ms

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 91ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.39	3600s	webcluster2.webpod15-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 126ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	efys-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::b 2a01:111:f403:ca09::3 2a01:111:f403:ca09::f 52.101.209.153 52.101.68.0 52.101.68.32 52.101.73.11	mail-du2pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am1pr04cu00103.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 → 40.104.116.8

🔷 AAAA Records (IPv6)1 records 135ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10e:803b:613:ce6:b67b	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 Records2 records 466ms

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

✉️ SPF

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

🔐 DNSSEC369ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082401
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

81ms

A

91ms

MX

126ms

AAAA

135ms

TXT

466ms

CAA

75ms

HTTPS

82ms

TLSA

778ms

SOA

0ms

MTA-STS

209ms

DNSSEC

369ms

SRV

133ms

Total

2636ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 11:26:32	2636ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 07:41:55	7584ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 06:51:38	5816ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 06:00:38	7252ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 02:22:10	3471ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 00:54:33	5776ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 22:17:39	17160ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 23:48:21	988ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 06:05:35	2218ms	2 NS 1 A 1 MX	🔒 Secure	View