jasaco.dk

📜 Historical scan 2026-06-17 19:51:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jasaco.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 December 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.95.249.220 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by jasaco-dk.mail.protection.outlook.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 36ms

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
81.95.249.220	—	dw-d083.dw-mgmt.lan	AS48854	team.blue Denmark A/S	81.95.240.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	jasaco-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09:: 2a01:111:f403:ca09::7 2a01:111:f403:ca09::9 52.101.68.21 52.101.73.16 52.101.73.22 52.101.73.24	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 201ms

TXT Record
_globalsign-domain-verification=37vWiku8WddHpdMeU8ZWSDx-E-IQUWicATwTcuNInU
pinterest-site-verification=1293c9e53ed490df37bc48fc99060e45
v=spf1 include:spf.protection.outlook.com include:mailgun.org ip4:81.95.249.220 -all

✉️ SPF#

Policy	Record (jasaco.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mailgun.org ip4:81.95.249.220 -all

📨 DMARC#

Policy	Record (_dmarc.jasaco.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:spadmin@jasaco.dk; pct=100;

📬 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 2026-10-11 18:25:22

www	81.95.249.220 (AS48854) (address records, no CNAME)
www vs bare domain	Same network jasaco.dk: 81.95.249.220 (AS48854) www.jasaco.dk: 81.95.249.220 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u1177162.wl163.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u1177162.wl163.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-jasaco-dk._domainkey.jasacompany.onmicrosoft.com	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: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

97ms

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

🏷️ SOA#

34ms

Field	Value
Serial	2026061101
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 2026-10-11 18:39:21

Field	Value
Registrar	ONE.COM A/S
Registered	2005-12-20
Expires	2029-12-31 (1164d)

🔗 Same registrant#

1 domain

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
jasacompany.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

36ms

35ms

AAAA

35ms

TXT

201ms

CAA

35ms

HTTPS

34ms

TLSA

1073ms

SOA

34ms

MTA-STS

45ms

DNSSEC

97ms

SRV

139ms

Total

1688ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 18:25:22	1343ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-03 12:21:09	1294ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 06:43:47	1311ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-14 18:21:42	1045ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 12:49:10	1159ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 18:47:10	1272ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 03:12:04	3086ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 17:41:45	9935ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 08:24:20	1160ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 10:01:52	1162ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 19:51:37 shown	1688ms	2 NS 1 A 1 MX	🔒 Secure