ringerco.dk DNS records

🖥️ Nameservers2 records 49ms

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 Records4 records 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.185.159.144	43200s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	New York
198.185.159.145	43200s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	—
198.49.23.144	43200s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—
198.49.23.145	43200s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—

📧 MX Records2 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ringerco-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::20 2a01:111:f403:ca09::d 2a01:111:f403:ca09::e 52.101.68.12 52.101.68.18 52.101.68.25 52.101.73.15	mail-db4pr02cu00307.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am9pr04cu00107.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
10	43200s	mx02.xtracon.dk	178.72.16.12	—	AS3342 Cibicom A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 102ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	mail.ex2010.dk
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records1 records 161ms

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

✉️ SPF

Policy	Record (ringerco.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)

🔐 DNSSEC82ms

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

🏷️ SOA44ms

Field	Value
Serial	2026081001
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

49ms

A

51ms

MX

47ms

AAAA

41ms

TXT

161ms

CAA

30ms

HTTPS

47ms

TLSA

1056ms

SOA

44ms

MTA-STS

51ms

DNSSEC

82ms

SRV

102ms

Total

6207ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 00:37:19	6207ms	2 NS 4 A 2 MX	🔒 Secure	View
2026-08-10 12:21:25	5941ms	2 NS 4 A 2 MX	🔒 Secure	View
2026-07-15 09:35:46	1935ms	2 NS 4 A 2 MX	🔒 Secure	View
2026-07-11 16:43:21	3994ms	2 NS 4 A 2 MX	🔒 Secure	View
2026-06-28 20:01:10	5536ms	2 NS 4 A 2 MX	🔒 Secure	View
2026-06-26 08:07:49	2623ms	2 NS 4 A 2 MX	🔒 Secure	View
2026-06-24 09:13:54	1383ms	2 NS 4 A 2 MX	🔒 Secure	View
2026-06-23 01:00:28	1112ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 13:54:49	2516ms	2 NS 4 A 2 MX	🔒 Secure	View