steeltec.dk DNS records

🖥️ Nameservers3 records 58ms

Nameserver	IP addresses	PTR	ASN / ISP
ns5.chosting.dk	167.235.66.236 2a01:4f8:1c1e:d097::1	ns5.chosting.dk ns5.chosting.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns6.chosting.dk	2001:41d0:305:2100::80e9 51.91.57.33	ns6.chosting.dk ns6.chosting.dk	AS16276 OVH SAS AS16276 OVH SAS
ns7.chosting.dk	178.20.220.33	ns7.chosting.dk	AS21060 Atea A/S

🌍 A Records1 records 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.31	14400s	server12.chosting.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	steeltec-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca04::9 2a01:111:f403:ca09::5 52.101.68.10 52.101.68.21 52.101.73.22 52.101.73.30	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am7pr05cu00306.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	178.20.216.31

🔷 AAAA Records (IPv6)1 records 74ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:7cc0:101:ffff::1:a	14400s	—	AS21060	Atea A/S	2a01:7cc0:100:0:0:0:0:0/40	🇩🇰 Denmark	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 126ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 297ms

TXT Record
apple-domain-verification=M1lMALNgRiCXWOhN
MS=ms42508674
v=spf1 ip4:178.20.216.31 include:spf.chosting.dk ip4:5.186.225.20 ip4:5.103.184.227 ip4:178.20.216.32 mx:steeltec.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (steeltec.dk)
-all (hard fail)	v=spf1 ip4:178.20.216.31 include:spf.chosting.dk ip4:5.186.225.20 ip4:5.103.184.227 ip4:178.20.216.32 mx:steeltec.dk include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.steeltec.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.steeltec.dk	33frZoyucyYX25Dq3yEvJAzWNWl0Y8EyKG9D53mbx60

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC9087ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026080603
Primary NS (MNAME)	ns5.chosting.dk
Responsible (RNAME)	logs@chosting.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

58ms

A

70ms

MX

42ms

AAAA

74ms

TXT

297ms

CAA

57ms

HTTPS

68ms

TLSA

1054ms

SOA

0ms

MTA-STS

76ms

DNSSEC

9087ms

SRV

126ms

Total

11232ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-07 10:00:01	11232ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-11 23:34:58	2300ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-02 04:40:47	10537ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 13:56:25	1421ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 11:28:25	1103ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 12:59:27	729ms	3 NS 1 A 1 MX	🔓 Insecure	View