onetwo.dk

Records from scan: 2026-10-13 15:01:36  ·  453ms total  ·  last checked 2026-10-16 20:56 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

onetwo.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 1 July 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.228.91.36 is hosted by Altibox Danmark AS (AS214875) in Denmark. Mail is handled by onetwo.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records   34ms
NameserverIP addressesPTRASN / 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   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.228.91.36 600s 188.228.91.36.dynamic.altibox.net AS214875 Altibox Danmark AS 188.228.0.0/17 🇩🇰 Denmark Holstebro

📧 MX Records#

1 records   29ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s onetwo.dk 188.228.91.36 188.228.91.36.dynamic.altibox.net AS214875 Altibox Danmark AS

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover188.228.91.36
🔶 Autoconfig188.228.91.36

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

checked 2026-10-13 15:01:36
www188.228.91.36 (AS214875) (address records, no CNAME)
www vs bare domainSame network
onetwo.dk: 188.228.91.36 (AS214875)
www.onetwo.dk: 188.228.91.36 (AS214875)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

45ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

29ms
FieldValue
Serial2026101200
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-10 04:23:07
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2018-07-01
Expires2027-07-31 (287d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
34ms
A
33ms
MX
29ms
AAAA
31ms
TXT
152ms
CAA
26ms
HTTPS
43ms
TLSA
116ms
SOA
29ms
MTA-STS
40ms
DNSSEC
45ms
SRV
50ms
Total
453ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 15:01:36 shown 453ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-08 07:06:10 533ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-02 05:53:23 1492ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-27 16:53:07 539ms 4 NS 1 A 1 MX 🔒 Secure
2026-07-18 01:45:36 24857ms 4 NS 1 A 1 MX 🔒 Secure
2026-07-01 03:39:18 863ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-20 16:30:14 820ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-20 07:38:30 547ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-17 23:33:41 762ms 4 NS 1 A 1 MX 🔒 Secure
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