sumus.dk DNS records

🖥️ Nameservers2 records 52ms

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 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.157	3600s	webcluster1.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 63ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sumus-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::6 2a01:111:f403:ca04::7 2a01:111:f403:ca09::e 52.101.68.21 52.101.68.32 52.101.73.16 52.101.73.6	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.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 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:ea:a7e5:fce5:56dc	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

🔌 SRV Records1 records 132ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 213ms

TXT Record
MS=ms30551499
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (sumus.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)

🔐 DNSSEC143ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-07-07 02:06:22

Field	Value
Registrar	ONE.COM A/S
Registered	2024-11-04
Expires	2026-11-03 (61d)

📋 WHOIS

⏱️ Lookup Timing

NS

52ms

A

53ms

MX

63ms

AAAA

46ms

TXT

213ms

CAA

53ms

HTTPS

71ms

TLSA

168ms

SOA

0ms

MTA-STS

59ms

DNSSEC

143ms

SRV

132ms

Total

9302ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-13 12:14:51	9302ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 21:10:56	5225ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 04:33:22	2969ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 10:28:51	1199ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 09:52:23	1166ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 09:17:57	993ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 09:08:07	1116ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 08:32:14	1889ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 07:12:05	3738ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 21:38:55	2597ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 20:16:48	2571ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 18:35:34	1110ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 14:38:35	6749ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 10:56:55	1148ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 07:36:11	1285ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 18:24:50	1208ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 17:12:56	8982ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 08:07:54	3636ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 19:47:42	1520ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 02:04:27	5233ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-04 21:56:26	2213ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 15:40:02	765ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 09:07:11	817ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 10:04:52	2051ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 22:32:23	871ms	2 NS 1 A 1 MX	🔒 Secure	View