redcalf.dk

📜 Historical scan 2026-06-18 03:10:36 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

redcalf.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 July 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no 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#

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 126ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	—	one.com.webforward.g1i.one	AS51468	—	—	—	—

📧 MX Records#

7 records 126ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	aspmx.l.google.com	142.251.9.26 2a00:1450:4025:c03::1b	rc-in-f26.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	—	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	—	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx2.googlemail.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx3.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx4.googlemail.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx5.googlemail.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	195.47.247.18
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-15 21:26:25

www CNAME	redcalf.dk (all on redcalf.dk) → 195.47.247.18 (AS51468)
www vs bare domain	Same network redcalf.dk: 195.47.247.18 (AS51468) www.redcalf.dk: 195.47.247.18 (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

184ms

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

🏷️ SOA#

130ms

Field	Value
Serial	2026061201
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 2026-10-14 19:13:19

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-07-17
Expires	2027-09-30 (346d)

🔗 Same registrant#

3 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).

Domain	Registrar
alfa-spider.dk	Punktum dk A/S (direct)
basistræner.dk	Punktum dk A/S (direct)
mosby.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

118ms

126ms

AAAA

123ms

TXT

218ms

CAA

111ms

HTTPS

118ms

TLSA

155ms

SOA

130ms

MTA-STS

116ms

DNSSEC

184ms

SRV

132ms

Total

961ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 21:26:25	977ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-14 18:48:33	1037ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-13 17:21:30	805ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-08 06:16:21	750ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-30 18:55:10	676ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-30 06:19:22	588ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-14 23:26:58	993ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-07 21:12:48	1678ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-26 18:18:05	1017ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-12 22:04:04	5878ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-20 01:01:19	3759ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-18 19:45:48	14626ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-17 17:41:26	1323ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-07 16:50:46	1545ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-23 23:04:40	2808ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-23 01:46:23	1135ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 20:43:29	1187ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 00:21:46	613ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-18 03:10:36 shown	961ms	2 NS 1 A 7 MX	🔒 Secure