gartnerjesper.dk

📜 Historical scan 2026-10-04 20:40:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gartnerjesper.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 October 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.136.54 is hosted by Cloudflare, Inc. (AS13335) in United States. Mail is handled by mx1.emailsrvr.com, mx2.emailsrvr.com. The zone is DNSSEC-signed and validates, publishes a 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 32ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.136.54	600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	🇺🇸 United States	—

📧 MX Records#

2 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx1.emailsrvr.com	108.166.43.1 146.20.161.1 173.203.187.1 184.106.54.1	mx1.emailsrvr.com mx1.emailsrvr.com mx1.emailsrvr.com mx1.emailsrvr.com	AS19994 Rackspace Hosting AS27357 Rackspace Hosting AS27357 Rackspace Hosting AS19994 Rackspace Hosting
20	600s	mx2.emailsrvr.com	173.203.187.2	mx2.emailsrvr.com	AS27357 Rackspace Hosting

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.emailsrvr.com → 161.47.143.37

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 172ms

TXT Record
google-site-verification=TL_bprD8xSqfE6TpnhTLu_PygCaIg6YiSBxEsH5vCvc
v=spf1 include:emailsrvr.com ~all

✉️ SPF#

Policy	Record (gartnerjesper.dk)
~all (soft fail)	v=spf1 include:emailsrvr.com ~all

📨 DMARC#

Policy	Record (_dmarc.gartnerjesper.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 11:59:27

www	162.159.137.54 (AS13335) (address records, no CNAME)
www vs bare domain	Same network gartnerjesper.dk: 162.159.136.54 (AS13335) www.gartnerjesper.dk: 162.159.137.54 (AS13335)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

72ms

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

🏷️ SOA#

29ms

Field	Value
Serial	2026100301
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 2026-10-04 21:14:31

Field	Value
Registrar	ONE.COM A/S
Registered	2023-10-26
Expires	2026-10-25 (6d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

36ms

42ms

AAAA

35ms

TXT

172ms

CAA

51ms

HTTPS

38ms

TLSA

162ms

SOA

29ms

MTA-STS

49ms

DNSSEC

72ms

SRV

159ms

Total

821ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:59:27	432ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-04 20:40:41 shown	821ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-08 02:22:57	1771ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-31 20:31:50	952ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-27 23:35:53	1190ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-12 12:50:37	16753ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-04 20:28:48	4702ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-03 17:50:31	880ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-21 20:34:38	606ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 09:51:04	777ms	2 NS 1 A 2 MX	🔒 Secure