js-holding.dk DNS records

🖥️ Nameservers2 records 31ms

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 25ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.66.187.77	43200s	—	AS62319	Itm8 A/S	185.66.184.0/22	🇩🇰 Denmark	Viby J

📧 MX Records1 records 24ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	jsholding-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::5 2a01:111:f403:ca09::c 2a01:111:f403:ca09::f 52.101.68.10 52.101.68.39 52.101.73.12 52.101.73.2	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as9pr07cu00302.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 70ms

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

📝 TXT Records2 records 106ms

TXT Record
MS=ms97392496
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (js-holding.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)

🔐 DNSSEC93ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083001
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

31ms

A

25ms

MX

24ms

AAAA

30ms

TXT

106ms

CAA

29ms

HTTPS

22ms

TLSA

871ms

SOA

0ms

MTA-STS

41ms

DNSSEC

93ms

SRV

70ms

Total

1325ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 16:18:03	1325ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 00:25:03	1691ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 20:33:52	800ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 05:17:52	10089ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 19:15:37	1382ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 23:39:13	1071ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 20:38:50	692ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 21:35:17	1663ms	2 NS 1 A 1 MX	🔒 Secure	View