3business.dk

📜 Historical scan 2026-09-07 08:49:29  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

3business.dk is a .dk domain served by 5 nameservers (nordic1.dnsnode.net, ns.hi3gaccess.se, ns2.hi3gaccess.se and 2 more). It was registered on 3 September 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.251.200.7 is hosted by Hi3G Access AB (AS44034) in Sweden. Mail is handled by 3business-dk.mail.protection.outlook.com, mail.tre.se and 1 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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#

5 records   137ms
NameserverIP addressesPTRASN / ISP
nordic1.dnsnode.net 194.58.192.32
2a01:3f1:32::53		 nordic1.dnsnode.net
nordic1.dnsnode.net		 AS8674 Netnod AB
AS8674 Netnod AB
ns.hi3gaccess.se 2a02:aa0::53
80.251.192.244		 ns.hi3gaccess.se
ns.hi3gaccess.se		 AS44034 Hi3G Access AB
AS44034 Hi3G Access AB
ns2.hi3gaccess.se 2a02:aa0::54
80.251.192.245		 ns2.hi3gaccess.se
ns2.hi3gaccess.se		 AS44034 Hi3G Access AB
AS44034 Hi3G Access AB
nsp.dnsnode.net 194.58.198.32
2a01:3f1:3032::53		 nsp.dnsnode.net
nsp.dnsnode.net		 AS56908 Netnod AB
AS56908 Netnod AB
nsu.dnsnode.net 185.42.137.98
2a01:3f0:400::32		 nsu.dnsnode.net
nsu.dnsnode.net		 AS8674 Netnod AB
AS8674 Netnod AB

🌍 A Records#

1 records   101ms
IPTTLPTRASNISP / OrgCIDRCountryCity
80.251.200.7 3600s — AS44034 Hi3G Access AB 80.251.192.0/20 🇸🇪 Sweden —

📧 MX Records#

3 records   122ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s 3business-dk.mail.protection.outlook.com 52.101.68.29
52.101.68.32
52.101.68.8
52.101.73.153		 mail-dbapr03cu00105.inbound.protection.outlook.com
mail-db3pr0202cu00200.inbound.protection.outlook.com
mail-du0pr03cu00100.inbound.protection.outlook.com
mail-as8pr05cu00401.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
10 3600s mail.tre.se — — —
15 3600s secondary.tre.se 80.251.192.98 secondary.hi3gaccess.se AS44034 Hi3G Access AB

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.99.149.216

🔷 AAAA Records (IPv6)#

1 records   91ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:7720:3:2::13 3600s — AS8434 Telenor Sverige AB 2a02:7720:0:0:0:0:0:0/32 🇸🇪 Sweden —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

5 records   375ms
TXT Record
_globalsign-domain-verification=fdQFOvzC18tPLrrLuMRUAXmA4exUv5foCVCIjcsCqp
_globalsign-domain-verification=i-cgt6eCzK7TFPz6U9UAjrJIXyAXrLjmlyGcMxlKzZ
_globalsign-domain-verification=vqVByfL9tCv1VPhjGOps4LnjXMk9_sCakpyAk8hr6E
MS=ms73340201
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (3business.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -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 2026-10-24 11:07:47
www80.251.200.7 2a02:7720:3:2::13 (AS8434 AS44034) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYPublished: 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#

191ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026090600
Primary NS (MNAME)ns.hi3gaccess.se
Responsible (RNAME)hostmaster@tre.se
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-20 03:53:35
FieldValue
RegistrarCSC Digital Brand Service, Inc
Registered2003-09-03
Expires2027-09-30 (340d)

🔗 Same registrant#

24 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).

DomainRegistrar
3.dkCSC Digital Brand Service, Inc
3goplay.dkCSC Digital Brand Service, Inc
3insights.dkCSC Digital Brand Service, Inc
3iot.dkCSC Digital Brand Service, Inc
3mail.dkCSC Digital Brand Service, Inc
3shop.dkCSC Digital Brand Service, Inc
3view.dkCSC Digital Brand Service, Inc
3webshop.dkCSC Digital Brand Service, Inc
business3.dkCSC Digital Brand Service, Inc
flexii.dkCSC Digital Brand Service, Inc
fremtidensbusiness.dkCSC Digital Brand Service, Inc
hi3gdenmark.dkCSC Digital Brand Service, Inc
mit3.dkCSC Digital Brand Service, Inc
mitoister.dkCSC Digital Brand Service, Inc
mobiltbredband.dkCSC Digital Brand Service, Inc
oister-bredbånd.dkCSC Digital Brand Service, Inc
oister-mobilt-bredbånd.dkCSC Digital Brand Service, Inc
oister.dkCSC Digital Brand Service, Inc
oisterbiz.dkCSC Digital Brand Service, Inc
oyster-bredbånd.dkCSC Digital Brand Service, Inc
oyster-mobil.dkCSC Digital Brand Service, Inc
oyster-mobilt-bredbaand.dkCSC Digital Brand Service, Inc
oysterbredbaand.dkCSC Digital Brand Service, Inc
tre.dkCSC Digital Brand Service, Inc
📋 WHOIS#

⏱️ Lookup Timing#

NS
137ms
A
101ms
MX
122ms
AAAA
91ms
TXT
375ms
CAA
114ms
HTTPS
112ms
TLSA
929ms
SOA
0ms
MTA-STS
134ms
DNSSEC
191ms
SRV
608ms
Total
2996ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-24 11:07:47 616ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-22 10:14:59 1803ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-20 03:29:01 3779ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-19 01:57:20 3551ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-16 23:58:52 1066ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-15 23:08:58 3553ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-14 21:46:13 3355ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-12 16:51:00 4579ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-11 14:07:59 1507ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-09 11:18:36 5810ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-08 10:01:25 3903ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-07 09:41:54 5115ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-04 19:59:03 2608ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-03 19:53:40 1451ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-02 19:52:46 1277ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-01 06:05:35 963ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-30 05:55:19 1567ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-29 05:45:43 1667ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-27 04:57:22 1484ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-26 04:42:00 1148ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-25 04:15:11 1378ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-24 03:27:24 1760ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-15 23:23:13 3002ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-08 22:34:13 1549ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-07 08:49:29 shown 2996ms 5 NS 1 A 3 MX 🔓 Insecure
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