sumh.dk DNS records

🖥️ Nameservers2 records 61ms

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 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.134.42	600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	🇺🇸 United States	—

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	sumh-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::b 2a01:111:f403:ca09::9 2a01:111:f403:ca09::e 52.101.181.153 52.101.73.123 52.101.73.126 52.101.73.16	mail-db5pr02cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am8pr83cu00106.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 → 40.104.116.56

🔷 AAAA Records (IPv6)1 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:7::a29f:862a	600s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	🇸🇦 Saudi Arabia	Riyadh

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 236ms

TXT Record
ca3-1e2f8c0ec53e490cbaa6e72be5829286
v=spf1 mx a ip4:185.163.189.51 ip4:185.163.189.52 ip4:185.163.189.53 a:mail.hhdrift.dk include:xdchosting.dk include:relay.mailchannels.net include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (sumh.dk)
-all (hard fail)	v=spf1 mx a ip4:185.163.189.51 ip4:185.163.189.52 ip4:185.163.189.53 a:mail.hhdrift.dk include:xdchosting.dk include:relay.mailchannels.net include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.sumh.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; adkim=r; aspf=r; rua=mailto:abuse@sumh.dk; ruf=mailto:abuse@sumh.dk; fo=0; pct=100; ri=86400

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.sumh.dk	sumh.dk.kinstavalidation.app

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC80ms

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

🏷️ SOA0ms

Field	Value
Serial	2026033101
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

61ms

A

44ms

MX

34ms

AAAA

55ms

TXT

236ms

CAA

54ms

HTTPS

50ms

TLSA

241ms

SOA

0ms

MTA-STS

47ms

DNSSEC

80ms

SRV

60ms

Total

909ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 08:07:05	909ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 19:26:11	2659ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 23:04:07	1697ms	2 NS 1 A 1 MX	🔒 Secure	View