bootstrapper.dk

📜 Historical scan 2026-09-29 12:16:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bootstrapper.dk is a .dk domain served by 3 nameservers (ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu). It was registered on 22 February 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 31.208.22.166 is hosted by Bredband2 AB (AS29518) in Sweden. Mail is handled by aspmx1.migadu.com, aspmx2.migadu.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 67ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.openprovider.nl	162.159.26.10 2400:cb00:2049:1::a29f:1a0a	— —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ns2.openprovider.be	162.159.27.96 2400:cb00:2049:1::a29f:1b60	— —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ns3.openprovider.eu	162.159.48.89 2400:cb00:2049:1::a29f:3059	— —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
31.208.22.166	900s	31-208-22-166.cust.bredband2.com	AS29518	Bredband2 AB	31.208.0.0/16	🇸🇪 Sweden	Gothenburg

📧 MX Records#

2 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	aspmx1.migadu.com	135.125.171.180 135.125.222.87 2001:41d0:303:648a::1 2001:41d0:700:19b4::1 2001:41d0:700:1a57::1 51.38.57.138	ns3160119.ip-135-125-171.eu ns3160230.ip-135-125-222.eu — — — mizu0.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS
20	86400s	aspmx2.migadu.com	135.125.171.180 135.125.222.87 2001:41d0:303:648a::1 2001:41d0:700:19b4::1 2001:41d0:700:1a57::1 51.38.57.138	ns3160119.ip-135-125-171.eu ns3160230.ip-135-125-222.eu — — — mizu0.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 364ms

TXT Record
v=spf1 include:spf.migadu.com -all

✉️ SPF#

Policy	Record (bootstrapper.dk)
-all (hard fail)	v=spf1 include:spf.migadu.com -all

📨 DMARC#

Policy	Record (_dmarc.bootstrapper.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-07 22:19:16

www CNAME	bootstrapper.dk (all on bootstrapper.dk) → 31.208.22.166 (AS29518)
www vs bare domain	Same network bootstrapper.dk: 31.208.22.166 (AS29518) www.bootstrapper.dk: 31.208.22.166 (AS29518)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

143ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026092821
Primary NS (MNAME)	ns1.openprovider.nl
Responsible (RNAME)	dns@openprovider.eu
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-10 23:11:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-02-22
Expires	2027-01-31 (106d)

📋 WHOIS#

⏱️ Lookup Timing#

67ms

70ms

66ms

AAAA

71ms

TXT

364ms

CAA

72ms

HTTPS

66ms

TLSA

1194ms

SOA

0ms

MTA-STS

131ms

DNSSEC

143ms

SRV

119ms

Total

2122ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 22:19:16	928ms	3 NS 1 A 2 MX	🔓 Insecure
2026-10-02 23:32:06	940ms	3 NS 1 A 2 MX	🔓 Insecure
2026-09-30 10:45:11	1276ms	3 NS 1 A 2 MX	🔓 Insecure
2026-09-29 12:16:13 shown	2122ms	3 NS 1 A 2 MX	🔓 Insecure
2026-07-27 15:52:26	1236ms	3 NS 1 A 0 MX	🔓 Insecure
2026-07-01 23:31:11	809ms	3 NS 0 A 0 MX	🔓 Insecure
2026-06-16 16:07:02	349ms	3 NS 0 A 0 MX	🔓 Insecure
2026-06-16 16:01:23	1928ms	3 NS 0 A 0 MX	🔓 Insecure
2026-06-16 16:00:45	932ms	3 NS 0 A 0 MX	🔓 Insecure
2026-06-16 16:00:22	2467ms	3 NS 0 A 0 MX	🔓 Insecure