steptool.dk

📜 Historical scan 2026-09-08 23:02:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

steptool.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 1 March 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.6.62.5 is hosted by It Forum Gruppen A/s (AS50346) in Denmark. Mail is handled by inbound.postmarkapp.com. The zone is DNSSEC-signed and validates, has no 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#

2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.6.62.5	3600s	—	AS50346	It Forum Gruppen A/s	212.6.62.0/24	🇩🇰 Denmark	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	inbound.postmarkapp.com	52.210.157.196 52.213.211.243 52.51.73.41	ec2-52-210-157-196.eu-west-1.compute.amazonaws.com ec2-52-213-211-243.eu-west-1.compute.amazonaws.com ec2-52-51-73-41.eu-west-1.compute.amazonaws.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover-mf.onlinemail.io → 185.21.40.62
🔶 Autoconfig	autoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 110ms

TXT Record
v=spf1 include:mail.steptool.dk include:backup-mx.zitcom.dk ip4:193.200.225.11 ~all

✉️ SPF#

Policy	Record (steptool.dk)
~all (soft fail)	v=spf1 include:mail.steptool.dk include:backup-mx.zitcom.dk ip4:193.200.225.11 ~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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 10:32:45

www	212.6.62.5 (AS50346) (address records, no CNAME)
www vs bare domain	Same network steptool.dk: 212.6.62.5 (AS50346) www.steptool.dk: 212.6.62.5 (AS50346)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

error include:mail.steptool.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)
error include:backup-mx.zitcom.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

75ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026030601
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-09 13:41:40

Field	Value
Registrar	CURANET A/S
Registered	2018-03-01
Expires	2027-08-31 (317d)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

43ms

30ms

AAAA

30ms

TXT

110ms

CAA

44ms

HTTPS

40ms

TLSA

98ms

SOA

0ms

MTA-STS

47ms

DNSSEC

75ms

SRV

50ms

Total

561ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 03:39:08	694ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 23:02:22 shown	561ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 04:03:07	829ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 10:08:34	2124ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:45:34	880ms	2 NS 1 A 1 MX	🔒 Secure