jcentreprise.dk

Records from scan: 2026-10-10 15:49:05 · 2951ms total · last checked 2026-10-16 23:31 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jcentreprise.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 18 March 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.241.68 is hosted by One.com A/S (AS51468) in Denmark. 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 94ms

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 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.241.68	3600s	webcluster1.wordpresspod2-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 101ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	108.177.14.26 108.177.14.27 173.194.73.26 209.85.233.26 209.85.233.27 2a00:1450:4010:c03::1a 2a00:1450:4010:c03::1a 2a00:1450:4010:c03::1b 2a00:1450:4010:c03::1b 2a00:1450:4010:c0d::1b 2a00:1450:4010:c0d::1b 2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1a	lt-in-f26.1e100.net lt-in-f27.1e100.net lq-in-f26.1e100.net lr-in-f26.1e100.net lr-in-f27.1e100.net lr-in-f26.1e100.net lr-in-x1a.1e100.net lr-in-x1b.1e100.net lr-in-f27.1e100.net lq-in-f27.1e100.net lq-in-x1b.1e100.net lt-in-f26.1e100.net lt-in-x1a.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 AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	77.111.241.68
🔶 Autoconfig	77.111.241.68

🔷 AAAA Records (IPv6)#

1 records 53ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:104:27:15a2:cdd6:9ca6	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 289ms

TXT Record
google-site-verification=wHVNJEtGWg6d08e4eJqHBMOzhXXekL5NvXOetY5r9jc
google-site-verification=xpkDKA944S1-5Xqe0P3nFiz1brUNGt9iI1F1LwkJQLo
v=spf1 include:_spf.google.com include:_custspf.one.com ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.jcentreprise.dk)
p=reject	v=DMARC1; p=reject

📬 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#

checked 2026-10-10 15:49:05

www	77.111.241.68 2a02:2350:5:104:27:15a2:cdd6:9ca6 (AS51468) (address records, no CNAME)
www vs bare domain	Same network jcentreprise.dk: 77.111.241.68 2a02:2350:5:104:27:15a2:cdd6:9ca6 (AS51468) www.jcentreprise.dk: 77.111.241.68 2a02:2350:5:104:27:15a2:cdd6:9ca6 (AS51468)
Wildcard	Yes: any name under the zone resolves
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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

201ms

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

🏷️ SOA#

122ms

Field	Value
Serial	2026101002
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 2026-10-10 16:09:12

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-03-18
Expires	2027-03-31 (165d)

📋 WHOIS#

⏱️ Lookup Timing#

94ms

79ms

101ms

AAAA

53ms

TXT

289ms

CAA

97ms

HTTPS

66ms

TLSA

180ms

SOA

122ms

MTA-STS

112ms

DNSSEC

201ms

SRV

119ms

Total

2951ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 15:49:05 shown	2951ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 21:10:49	495ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 20:42:02	1004ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 08:32:24	717ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-14 00:15:40	1254ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 06:22:15	1384ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-11 04:10:48	1134ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-17 05:27:05	6931ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-27 14:04:25	1770ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-22 12:06:28	989ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-18 05:42:23	845ms	2 NS 1 A 4 MX	🔒 Secure