jacobsenmobler.dk

📜 Historical scan 2026-08-20 03:56:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jacobsenmobler.dk is a .dk domain served by 2 nameservers (may.ns.cloudflare.com, noel.ns.cloudflare.com). It was registered on 23 January 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.26.0.116 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by jacobsenmobler-dk.mail.protection.outlook.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 42ms

Nameserver	IP addresses	PTR	ASN / ISP
may.ns.cloudflare.com	108.162.192.135 172.64.32.135 173.245.58.135 2606:4700:50::adf5:3a87 2803:f800:50::6ca2:c087 2a06:98c1:50::ac40:2087	may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
noel.ns.cloudflare.com	108.162.193.216 172.64.33.216 173.245.59.216 2606:4700:58::adf5:3bd8 2803:f800:50::6ca2:c1d8 2a06:98c1:50::ac40:21d8	noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

3 records 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.26.0.116	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
104.26.1.116	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
172.67.73.195	300s	—	AS13335	Cloudflare, Inc.	172.67.64.0/18	—	—

📧 MX Records#

1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	jacobsenmobler-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::2 2a01:111:f403:ca04::6 2a01:111:f403:ca09::7 52.101.68.3 52.101.68.32 52.101.73.153 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

3 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:20::681a:174	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::681a:74	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::ac43:49c3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records#

1 records 72ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.26.0.116,104.26.1.116,172.67.73.195 ipv6hint=2606:4700:20::681a:74,2606:4700:20::681a:174,2606:4700:20::ac43:49c3

🔌 SRV Records#

1 records 93ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

6 records 200ms

TXT Record
google-site-verification=-iUBZ2ahI49oc9UKH4LE_3yLihrwhX-3rN2NnOiXvVY
google-site-verification=obFtMH4021SrAYiwx349GTYCiurrWw2vSsO6nnVH7cw
google-site-verification=rpHLRNUeqBddMCERBEe-RJsIHEYUGDPt3fcz6Yh2LUs
klaviyo-site-verification=SUfxK5
pinterest-site-verification=0cfc44bdaf48f6875ae0b4e106665183
v=spf1 a include:spf.protection.outlook.com include:spf.smtp2go.com ip4:194.150.113.0/24 ip4:194.150.112.0/24 ip4:81.95.247.14 a:smtpspare.edi-soft.com a:mail.edisoft.no include:spf-record.net include:_spf.herodesk-mails.io include:send.heysender.com -all

✉️ SPF#

Policy	Record (jacobsenmobler.dk)
-all (hard fail)	v=spf1 a include:spf.protection.outlook.com include:spf.smtp2go.com ip4:194.150.113.0/24 ip4:194.150.112.0/24 ip4:81.95.247.14 a:smtpspare.edi-soft.com a:mail.edisoft.no include:spf-record.net include:_spf.herodesk-mails.io include:send.heysender.com -all

📨 DMARC#

Policy	Record (_dmarc.jacobsenmobler.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@jacobsenmobler.dk; ruf=mailto:dmarc@jacobsenmobler.dk; sp=none; aspf=r

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

10 records 49ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-16 13:47:49

www	104.26.0.116 104.26.1.116 172.67.73.195 2606:4700:20::681a:174 2606:4700:20::681a:74 2606:4700:20::ac43:49c3 (AS13335) (address records, no CNAME)
www vs bare domain	Same network jacobsenmobler.dk: 104.26.0.116 104.26.1.116 172.67.73.195 2606:4700:20::681a:174 (AS13335) www.jacobsenmobler.dk: 104.26.0.116 104.26.1.116 172.67.73.195 2606:4700:20::681a:174 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-jacobsenmobler-dk._domainkey.jacobsenmobler365.onmicrosoft.com	RSA · ~1024 bit below 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: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

95ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412608866
Primary NS (MNAME)	may.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 09:50:24

Field	Value
Registrar	CURANET A/S
Registered	2014-01-23
Expires	2027-01-31 (101d)

🔗 Same registrant#

4 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
jacobsenbelysning.dk	CURANET A/S
jacobsensenge.dk	CURANET A/S
sengenogmadrassen.dk	CURANET A/S
tilbudssenge.dk	CURANET A/S

📋 WHOIS#

⏱️ Lookup Timing#

42ms

51ms

56ms

AAAA

40ms

TXT

200ms

CAA

49ms

HTTPS

72ms

TLSA

530ms

SOA

0ms

MTA-STS

60ms

DNSSEC

95ms

SRV

93ms

Total

2214ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 13:47:49	1357ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-15 12:01:07	2851ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-13 09:48:57	1212ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-12 09:31:24	4388ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-09 02:56:42	2110ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-03 00:30:16	1732ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-26 23:30:29	1072ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-17 18:02:58	2021ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-15 09:50:21	1820ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-27 23:53:51	1365ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-22 04:32:33	11626ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-20 03:56:22 shown	2214ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-15 21:07:46	2584ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-07 20:35:15	2851ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-29 19:34:13	4393ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-27 13:24:32	16557ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-23 10:03:43	4042ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-17 14:54:41	3088ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-15 05:50:18	1738ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-04 16:02:46	1916ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-02 07:24:56	3492ms	2 NS 3 A 1 MX	🔒 Secure
2026-06-19 19:23:35	1456ms	2 NS 3 A 1 MX	🔒 Secure
2026-06-18 07:44:49	1448ms	2 NS 3 A 1 MX	🔒 Secure