4xlarsen.dk

Records from scan: 2026-09-24 07:57:31  ·  1020ms total  ·  last checked 2026-10-17 01:59 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4xlarsen.dk is a .dk domain served by 2 nameservers (ns3.hostworld.dk, ns4.hostworld.dk). It was registered on 29 June 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.160.220.14 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by 4xlarsen.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

2 records   50ms
NameserverIP addressesPTRASN / ISP
ns3.hostworld.dk 217.160.222.205
2a02:247a:256:2c00:1::1		 ip217.160.222.205.pbiaas.com
ns3.hostworld.dk		 AS8560 IONOS SE
AS8560 IONOS SE
ns4.hostworld.dk 217.160.220.14
2a02:247a:256:2c00::1		 ip217-160-220-14.pbiaas.com
hostworld.dk		 AS8560 IONOS SE
AS8560 IONOS SE

🌍 A Records#

1 records   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.160.220.14 600s ip217-160-220-14.pbiaas.com AS8560 IONOS SE 217.160.0.0/16 🇩🇪 Germany —

📧 MX Records#

1 records   54ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s 4xlarsen.dk 217.160.220.14
2a02:247a:256:2c00::1		 ip217-160-220-14.pbiaas.com
hostworld.dk		 AS8560 IONOS SE
AS8560 IONOS SE

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover217.160.220.14
🔶 Autoconfig217.160.220.14

🔷 AAAA Records (IPv6)#

1 records   52ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:247a:256:2c00::1 600s hostworld.dk AS8560 IONOS SE 2a02:2478:0:0:0:0:0:0/29 🇩🇪 Germany —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   102ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   248ms
TXT Record
v=spf1 +a +mx +ip4:217.160.220.14 +ip4:139.177.183.24 ~all

✉️ SPF#

PolicyRecord (4xlarsen.dk)
~all (soft fail) v=spf1 +a +mx +ip4:217.160.220.14 +ip4:139.177.183.24 ~all

📨 DMARC#

PolicyRecord (_dmarc.4xlarsen.dk)
p=none (monitor only) v=DMARC1; p=none;

📬 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 2026-10-10 17:07:05
www CNAME4xlarsen.dk (all on 4xlarsen.dk)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.4xlarsen.dk e9EIcj0vEEr2rt_BPmHiP3p_-LjvvSAF8DZ1i7FN3Yc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

117ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026092311
Primary NS (MNAME)ns4.hostworld.dk
Responsible (RNAME)root@cpanel2.hostworld.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-09 20:10:18
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2021-06-29
Expires2027-06-30 (256d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
50ms
A
44ms
MX
54ms
AAAA
52ms
TXT
248ms
CAA
40ms
HTTPS
40ms
TLSA
357ms
SOA
0ms
MTA-STS
86ms
DNSSEC
117ms
SRV
102ms
Total
1020ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-24 07:57:31 shown 1020ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-24 00:44:15 10628ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-20 15:56:33 1983ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-16 13:14:31 546ms 2 NS 1 A 1 MX 🔓 Insecure
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