sustainify.dk DNS records

🖥️ Nameservers2 records 62ms

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 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.170	3600s	webcluster2.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sustainify-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::e 2a01:111:f403:ca09::2 2a01:111:f403:ca48::a 52.101.68.25 52.101.68.8 52.101.73.15 52.101.73.19	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00803.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	46.30.213.170

🔷 AAAA Records (IPv6)1 records 54ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:8052:791e:5e0f:af6f	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 Records5 records 231ms

TXT Record
litesrv._domainkey.mlsend.com
protonmail-verification=327ae97401907654f6c7f067f7d93bbce6282cdd
v=spf1 include:_spf.mlsend.com include:spf.protection.outlook.com -all_custspf.one.com
v=spf1 include:spf.minicrm.io include:_custspf.one.com ~all
v=spf1 include:spf.protection.outlook.com -all_custspf.one.com

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (sustainify.dk)
no all — incomplete SPF	v=spf1 include:_spf.mlsend.com include:spf.protection.outlook.com -all_custspf.one.com
~all (soft fail)	v=spf1 include:spf.minicrm.io include:_custspf.one.com ~all
no all — incomplete SPF	v=spf1 include:spf.protection.outlook.com -all_custspf.one.com

📨 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)

🔐 DNSSEC161ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

62ms

A

55ms

MX

43ms

AAAA

54ms

TXT

231ms

CAA

60ms

HTTPS

70ms

TLSA

377ms

SOA

0ms

MTA-STS

131ms

DNSSEC

161ms

SRV

104ms

Total

1169ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 17:45:30	1169ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 08:27:31	1351ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 19:50:34	1738ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 13:34:47	1588ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 10:06:20	9052ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 12:00:07	1535ms	2 NS 1 A 1 MX	🔒 Secure	View