redoubt.dk

📜 Historical scan 2026-06-24 20:21:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

redoubt.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 August 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.239.32.21 is hosted by Google LLC (AS15169) in United States. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, publishes a 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#

2 records 147ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 232ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.239.32.21	3600s	any-in-2015.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—

📧 MX Records#

1 records 146ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27 2a00:1450:4025:c01::1a 2a00:1450:4025:c01::1b 2a00:1450:4025:c03::1a 2a00:1450:4025:c03::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

1 records 175ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2001:4860:4802:32::15	3600s	any-in-2001-4860-4802-32--15.1e100.net	AS15169	Google LLC	2001:4860:4800:0:0:0:0:0/46	🇺🇸 United States	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 403ms

TXT Record
google-site-verification=Dq6wUm_LznD2IW-eCrvJhBZ0-aMlxW8G-ppasN-U7KU
google-site-verification=xGulWL61u4DVSiDZ5TfZO7muS2kFHqRiXVfHSvJUueo
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (redoubt.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.redoubt.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:all@redoubt.dk, mailto:all@redoubt.dk;

📬 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 2026-10-09 13:26:35

www CNAME	ghs.googlehosted.com (all on googlehosted.com) → 192.178.183.121 2a00:1450:4001:c25::79 (AS15169)
www vs bare domain	Same network redoubt.dk: 216.239.32.21 2001:4860:4802:32::15 (AS15169) www.redoubt.dk: 192.178.183.121 2a00:1450:4001:c25::79 (AS15169)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

309ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

133ms

Field	Value
Serial	2026060901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-09 13:48:38

Field	Value
Registrar	ONE.COM A/S
Registered	2023-08-06
Expires	2027-08-05 (288d)

📋 WHOIS#

⏱️ Lookup Timing#

147ms

232ms

146ms

AAAA

175ms

TXT

403ms

CAA

214ms

HTTPS

223ms

TLSA

120ms

SOA

133ms

MTA-STS

233ms

DNSSEC

309ms

SRV

234ms

Total

1060ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:26:34	2341ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 08:24:58	612ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 22:12:01	933ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 05:58:13	1401ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-24 05:47:28	5237ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 17:10:11	1469ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 20:21:40 shown	1060ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 12:44:25	935ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 03:18:17	974ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 04:21:16	763ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 05:20:20	1057ms	2 NS 1 A 1 MX	🔒 Secure