jstotalbyg.dk

📜 Historical scan 2026-06-28 14:12:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jstotalbyg.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 27 November 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.175 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by jstotalbyg-dk.mail.protection.outlook.com. 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#

2 records 218ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 259ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.175	3600s	vm1484.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 239ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	jstotalbyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca04::c 2a01:111:f403:ca04::d 52.101.68.12 52.101.68.27 52.101.68.3 52.101.68.5	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-du2pr03cu00105.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 364ms

TXT Record
MS=ms94938687
v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.com include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (jstotalbyg.dk)
~all (soft fail)	v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.com include:spf.protection.outlook.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 2026-10-22 05:05:50

www	185.21.40.175 (AS48854) (address records, no CNAME)
www vs bare domain	Same network jstotalbyg.dk: 185.21.40.175 (AS48854) www.jstotalbyg.dk: 185.21.40.175 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-jstotalbyg-dk._domainkey.jstotalbyg.y-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-jstotalbyg-dk._domainkey.jstotalbyg.y-v1.dkim.mail.microsoft	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: 10/10 · policy: ~all

warn 10 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#

341ms

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

🏷️ SOA#

204ms

Field	Value
Serial	2025112709
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 02:56:44

Field	Value
Registrar	CURANET A/S
Registered	2025-11-27
Expires	2026-11-26 (31d)

📋 WHOIS#

⏱️ Lookup Timing#

218ms

259ms

239ms

AAAA

246ms

TXT

364ms

CAA

233ms

HTTPS

194ms

TLSA

867ms

SOA

204ms

MTA-STS

267ms

DNSSEC

341ms

SRV

283ms

Total

2188ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 05:05:50	499ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 17:06:25	960ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 14:12:17 shown	2188ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 16:51:42	948ms	2 NS 1 A 1 MX	🔒 Secure