hochtief.dk DNS records

🖥️ Nameservers3 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
x.ns.joker.com	194.245.103.13	x.ns.joker.com	AS5517 CSL Computer Service Langenbach GmbH
y.ns.joker.com	23.88.49.189 2a01:4f8:c0c:165b::1	static.189.49.88.23.clients.your-server.de y.ns.joker.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
z.ns.joker.com	192.95.37.184 2607:5300:203:7e6d::2222	z.ns.joker.com z.ns.joker.com	AS16276 OVH SAS AS16276 OVH SAS

🌍 A Records

🌍

No A records found

📧 MX Records3 records 155ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	hochtief-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04:: 2a01:111:f403:ca04::8 2a01:111:f403:ca09::c 52.101.68.25 52.101.68.5 52.101.73.153 52.101.73.16	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as2pr05cu00100.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	3600s	smtp1.speednames.com	185.26.230.84	mxa.speednames.com	AS34922 CSC Administrative Services Limited
20	3600s	smtp2.speednames.com	185.26.230.90	mxb.speednames.com	AS34922 CSC Administrative Services Limited

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 165ms

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

📝 TXT Records2 records 361ms

TXT Record
MS=ms65619504
v=spf1 ip4:35.80.141.6 ip4:44.229.121.55 ip4:18.168.51.200 ip4:18.168.140.58 ip4:3.123.206.219 ip4:3.68.129.51 ip4:3.105.238.148 ip4:3.106.50.25 ip4:18.180.127.81 ip4:54.64.30.13 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (hochtief.dk)
-all (hard fail)	v=spf1 ip4:35.80.141.6 ip4:44.229.121.55 ip4:18.168.51.200 ip4:18.168.140.58 ip4:3.123.206.219 ip4:3.68.129.51 ip4:3.105.238.148 ip4:3.106.50.25 ip4:18.180.127.81 ip4:54.64.30.13 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.hochtief.dk)
p=reject	v=DMARC1; p=reject;

📬 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)

🔐 DNSSEC9107ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2023112839
Primary NS (MNAME)	x.ns.joker.com
Responsible (RNAME)	hostmaster@joker.com
Refresh	14400s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

151ms

MX

155ms

AAAA

134ms

TXT

361ms

CAA

42ms

HTTPS

69ms

TLSA

1017ms

SOA

0ms

MTA-STS

79ms

DNSSEC

9107ms

SRV

165ms

Total

10612ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 16:03:10	10612ms	3 NS 0 A 3 MX	🔓 Insecure	View
2026-06-24 11:39:44	1184ms	3 NS 0 A 3 MX	🔓 Insecure	View
2026-06-19 01:38:41	7070ms	3 NS 0 A 3 MX	🔓 Insecure	View
2026-06-17 13:08:17	1055ms	3 NS 0 A 3 MX	🔓 Insecure	View
2026-06-17 12:55:16	254ms	0 NS 0 A 0 MX	❓ Unknown	View