nexusone.dk DNS records

🖥️ Nameservers2 records 32ms

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 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.185.159.144	900s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	New York
198.185.159.145	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	—
198.49.23.144	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—
198.49.23.145	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—

📧 MX Records1 records 22ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	nexusone-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca21::c 2a01:111:f403:ca48::8 2a01:111:f403:ca48::c 52.101.68.18 52.101.68.36 52.101.68.8 52.101.91.159	mail-db7pr03cu00401.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-matpr04cu00207.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 49ms

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

📝 TXT Records6 records 105ms

TXT Record
anthropic-domain-verification-ccm3nx=s4rjJf3R5tMeJ6wlCjnLFwzIY
apple-domain-verification=UqWsR1Xo0I7nnQrM
MS=ms97104551
nxo.azurewebsites.net
p97df5gcthpnq1e490hhojnqi1
v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:mailgun.org include:spf-eu.emailsignatures365.com -all

✉️ SPF

Policy	Record (nexusone.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:mailgun.org include:spf-eu.emailsignatures365.com -all

📨 DMARC

Policy	Record (_dmarc.nexusone.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc.rua.itops@nexusone.dk; ruf=mailto:dmarc.ruf.itops@nexusone.dk; pct=100; fo=1;

📬 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)

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2026090101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-08-11 21:07:26

Field	Value
Registrar	ONE.COM A/S
Registered	2019-03-13
Expires	2027-03-31 (201d)

📋 WHOIS

⏱️ Lookup Timing

NS

32ms

A

27ms

MX

22ms

AAAA

24ms

TXT

105ms

CAA

30ms

HTTPS

27ms

TLSA

607ms

SOA

0ms

MTA-STS

37ms

DNSSEC

96ms

SRV

49ms

Total

1101ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 02:51:49	1101ms	2 NS 4 A 1 MX	🔒 Secure	View
2026-09-01 19:27:21	1388ms	2 NS 4 A 1 MX	🔒 Secure	View
2026-08-11 21:06:35	4789ms	2 NS 4 A 1 MX	🔒 Secure	View
2026-08-02 08:16:44	2140ms	2 NS 4 A 1 MX	🔒 Secure	View
2026-07-01 11:58:49	915ms	2 NS 4 A 1 MX	🔒 Secure	View
2026-06-25 10:06:36	794ms	2 NS 4 A 1 MX	🔒 Secure	View
2026-06-24 05:22:24	947ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 11:50:10	1060ms	2 NS 4 A 1 MX	🔒 Secure	View