redoubt.dk

📜 Historical scan 2026-06-20 04:21:16 · ← 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 118ms

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 115ms

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 113ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	142.250.150.26 172.253.130.27 172.253.152.26 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0e::1b 2a00:1450:4010:c1c::1b 2a00:1450:4010:c20::1b 2a00:1450:4010:c22::1b 64.233.161.27 74.125.131.26	la-in-f26.1e100.net yulppbn-in-f27.1e100.net yulpptr-in-f26.1e100.net lu-in-f27.1e100.net lu-in-x1b.1e100.net la-in-f27.1e100.net yulppbn-in-f27.1e100.net yulpptr-in-f27.1e100.net lh-in-f27.1e100.net lu-in-f26.1e100.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 AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

1 records 108ms

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 320ms

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#

216ms

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

🏷️ SOA#

90ms

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 (289d)

📋 WHOIS#

⏱️ Lookup Timing#

118ms

115ms

113ms

AAAA

108ms

TXT

320ms

CAA

112ms

HTTPS

105ms

TLSA

99ms

SOA

90ms

MTA-STS

322ms

DNSSEC

216ms

SRV

126ms

Total

763ms

🕐 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	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 shown	763ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 05:20:20	1057ms	2 NS 1 A 1 MX	🔒 Secure