xlchassis.dk DNS records

🖥️ Nameservers2 records 44ms

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 2051ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.221	3598s	vm1212.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	xlchassis-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::7 2a01:111:f403:ca04::a 2a01:111:f403:ca09::9 52.101.209.153 52.101.68.36 52.101.73.12 52.101.73.123	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am6pr02cu00203.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
🔶 Autoconfig	185.21.40.221

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 78ms

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

📝 TXT Records1 records 197ms

TXT Record
v=spf1 include:web.shared.mysmtp.com include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (xlchassis.dk)
~all (soft fail)	v=spf1 include:web.shared.mysmtp.com include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.xlchassis.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@xlchassis.dk;

📬 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)

🔐 DNSSEC81ms

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

🏷️ SOA0ms

Field	Value
Serial	2026070302
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

44ms

A

2051ms

MX

48ms

AAAA

45ms

TXT

197ms

CAA

44ms

HTTPS

59ms

TLSA

628ms

SOA

0ms

MTA-STS

71ms

DNSSEC

81ms

SRV

78ms

Total

3140ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 04:26:16	3140ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 14:23:52	1281ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 19:37:55	1016ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 08:46:41	7441ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 04:11:28	761ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 16:46:47	682ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-19 23:21:50	926ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:55:15	3398ms	2 NS 1 A 1 MX	🔒 Secure	View