sumut.dk DNS records

🖥️ Nameservers2 records 55ms

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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.108.13	600s	web14.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sumut-dk.mail.protection.outlook.com	2a01:111:f403:ca09::20 2a01:111:f403:ca09::8 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.68.27 52.101.68.29 52.101.73.2 52.101.73.8	mail-as8pr05cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 64ms

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

📝 TXT Records3 records 187ms

TXT Record
apple-domain-verification=MBItrMj6N2Lf1VvN
MS=ms69383118
v=spf1 include:_custspf.one.com include:servers.mcsv.net include:spf.protection.outlook.com mx ip4:195.215.245.130 ip4:91.221.196.250 -all

✉️ SPF

Policy	Record (sumut.dk)
-all (hard fail)	v=spf1 include:_custspf.one.com include:servers.mcsv.net include:spf.protection.outlook.com mx ip4:195.215.245.130 ip4:91.221.196.250 -all

📨 DMARC

Policy	Record (_dmarc.sumut.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC93ms

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

55ms

A

34ms

MX

55ms

AAAA

41ms

TXT

187ms

CAA

50ms

HTTPS

58ms

TLSA

181ms

SOA

0ms

MTA-STS

55ms

DNSSEC

93ms

SRV

64ms

Total

1939ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 03:43:38	1939ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 05:36:16	1745ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 13:40:15	7625ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 03:08:18	3369ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 01:43:16	3075ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 07:51:16	881ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 06:49:54	1120ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 19:32:12	884ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 16:56:26	2001ms	2 NS 1 A 1 MX	🔒 Secure	View