4cconsulting.dk

📜 Historical scan 2026-10-07 19:21:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4cconsulting.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 29 June 2023 (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 3 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#

3 records 100ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

5 records 113ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	192.179.20.27 2404:6800:4000:1027::1a	ncboms-in-f27.1e100.net ncboms-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	142.250.147.27 2404:6800:4013:813::1b	rd-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 393ms

TXT Record
google-site-verification=Q_4zyAHwpGmlh7Slri2QLn93aUfsXVsc0jaNi6qK1Ew
v=spf1 include:_spf.google.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (4cconsulting.dk)
-all (hard fail)	v=spf1 include:_spf.google.com include:spf.simply.com -all

📨 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 2026-10-13 09:25:58

www CNAME	ghs.googlehosted.com (all on googlehosted.com) → 142.251.143.147 2a00:1450:400f:802::2013 (AS15169)
www vs bare domain	Only www resolves 4cconsulting.dk: no address www.4cconsulting.dk: 142.251.143.147 2a00:1450:400f:802::2013 (AS15169) (all like this)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

377ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

83ms

Field	Value
Serial	2026100700
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-07 19:54:01

Field	Value
Registrar	Simply.com A/S
Registered	2023-06-29
Expires	2027-06-28 (253d)

📋 WHOIS#

⏱️ Lookup Timing#

100ms

65ms

113ms

AAAA

108ms

TXT

393ms

CAA

140ms

HTTPS

72ms

TLSA

317ms

SOA

83ms

MTA-STS

221ms

DNSSEC

377ms

SRV

183ms

Total

6370ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 09:25:58	737ms	3 NS 0 A 5 MX	🔒 Secure
2026-10-07 23:52:18	434ms	3 NS 0 A 5 MX	🔒 Secure
2026-10-07 19:21:18 shown	6370ms	3 NS 0 A 5 MX	🔒 Secure
2026-10-02 16:05:04	547ms	3 NS 0 A 5 MX	🔒 Secure
2026-09-30 15:55:43	436ms	3 NS 0 A 5 MX	🔒 Secure
2026-09-27 17:42:25	2527ms	3 NS 0 A 5 MX	🔒 Secure
2026-08-28 07:10:33	628ms	3 NS 0 A 5 MX	🔒 Secure
2026-07-02 14:12:36	756ms	3 NS 0 A 5 MX	🔒 Secure
2026-06-26 10:35:49	2105ms	3 NS 0 A 5 MX	🔒 Secure
2026-06-16 12:45:23	845ms	3 NS 0 A 5 MX	🔒 Secure