bigdollar.dk

📜 Historical scan 2026-07-13 11:56:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bigdollar.dk is a .dk domain served by 3 nameservers (ns1.internetportnetwork.net, ns2.internetportnetwork.net, ns3.internetportnetwork.net). It was registered on 29 March 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by bigdollar-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

3 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.internetportnetwork.net	2a03:d780:0:513::22 95.143.206.22	— —	AS49770 Internetport Sweden AB AS49770 Internetport Sweden AB
ns2.internetportnetwork.net	2a03:d780:0:506::192 95.143.207.194	— sipsessionb.internetport.com	AS49770 Internetport Sweden AB AS49770 Internetport Sweden AB
ns3.internetportnetwork.net	2a01:4f9:c012:94db::1 37.27.17.34	— static.34.17.27.37.clients.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 123ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	bigdollar-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::8 2a01:111:f403:ca09::20 2a01:111:f403:ca09::f 52.101.68.10 52.101.68.25 52.101.73.12 52.101.73.16	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 8045ms

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

📝 TXT Records#

2 records 221ms

TXT Record
MS=ms72005069
v=spf1 include:spf.protection.outlook.com include:mail3.litiumdrift.se include:_spf.rulemailer.se -all

✉️ SPF#

Policy	Record (bigdollar.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mail3.litiumdrift.se include:_spf.rulemailer.se -all

📨 DMARC#

Policy	Record (_dmarc.bigdollar.dk)
no policy tag	v=DMARC1

📬 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 02:42:13

www CNAME	j.sni.global.fastly.net (all on fastly.net) → 199.232.42.132 (AS54113)
www vs bare domain	Same network bigdollar.dk: 151.101.130.132 151.101.194.132 151.101.2.132 151.101.66.132 (AS54113) www.bigdollar.dk: 199.232.42.132 (AS54113)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u25994976.wl227.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u25994976.wl227.sendgrid.net	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: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.bigdollar.dk	8jzerpcar3mourv0pv.fastly-validations.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

163ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2026071001
Primary NS (MNAME)	ns1.internetportnetwork.net
Responsible (RNAME)	invoices@bigdollar.dk
Refresh	7200s
Retry	10800s
Expire	3600s
Minimum (neg-cache TTL)	1814400s

📋 Registration#

WHOIS fetched 2026-10-07 08:23:28

Field	Value
Registrar	Name SRS AB
Registered	2021-03-29
Expires	2028-03-31 (530d)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

46ms

123ms

AAAA

54ms

TXT

221ms

CAA

98ms

HTTPS

64ms

TLSA

335ms

SOA

0ms

MTA-STS

123ms

DNSSEC

163ms

SRV

8045ms

Total

9198ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 10:53:45	1897ms	3 NS 4 A 1 MX	🔓 Insecure
2026-09-01 09:00:58	3802ms	3 NS 4 A 1 MX	🔓 Insecure
2026-08-27 04:06:35	12318ms	3 NS 4 A 1 MX	🔓 Insecure
2026-08-25 14:59:59	2598ms	3 NS 4 A 1 MX	🔓 Insecure
2026-07-13 11:56:24 shown	9198ms	3 NS 0 A 1 MX	🔓 Insecure
2026-06-19 22:56:37	6254ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 14:29:40	3114ms	3 NS 1 A 1 MX	🔓 Insecure