steeltek.dk

📜 Historical scan 2026-06-20 04:30:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

steeltek.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 17 December 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.156.247 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by steeltek-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.247	43200s	linux334.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	steeltek-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::f 2a01:111:f403:ca09::4 2a01:111:f403:ca09::7 52.101.68.15 52.101.73.12 52.101.73.4 52.101.73.8	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 52.98.149.152
🔶 Autoconfig	93.191.156.247

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 143ms

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

📝 TXT Records#

3 records 177ms

TXT Record
google-site-verification=VnXL_F3h3MGxPOeZT_3LfddFjLo3p55qtc21MLgC20c
MS=ms49403354
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (steeltek.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.steeltek.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-13 14:04:45

www CNAME	steeltek.dk (all on steeltek.dk) → 93.191.156.247 (AS48854)
www vs bare domain	Same network steeltek.dk: 93.191.156.247 (AS48854) www.steeltek.dk: 93.191.156.247 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

77ms

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

🏷️ SOA#

82ms

Field	Value
Serial	2026020503
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-12 16:07:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-12-17
Expires	2028-12-31 (795d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

31ms

44ms

AAAA

42ms

TXT

177ms

CAA

42ms

HTTPS

63ms

TLSA

1096ms

SOA

82ms

MTA-STS

92ms

DNSSEC

77ms

SRV

143ms

Total

1604ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 14:04:45	2009ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-07 21:12:48	1007ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-03 15:19:15	1256ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-02 06:25:51	1272ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 06:17:56	796ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-05 01:50:23	930ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 22:02:39	1385ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-25 09:49:57	1634ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-27 11:57:25	869ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-24 17:19:09	1557ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-20 04:30:58 shown	1604ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:01:41	3857ms	4 NS 1 A 1 MX	🔒 Secure