jeslau.dk

Records from scan: 2026-10-08 00:18:07 · 980ms total · last checked 2026-10-16 22:10 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jeslau.dk is a .dk domain served by 2 nameservers (ns1.simpleagencygroup.dk, ns2.simpleagencygroup.dk). It was registered on 8 December 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.217.251 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by jeslau-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simpleagencygroup.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.simpleagencygroup.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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.217.251	300s	vps2.simpledigital.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	60s	jeslau-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::20 2a01:111:f403:ca38::a 2a01:111:f403:ca48::8 52.101.181.156 52.101.185.21 52.101.209.28 52.101.68.10	mail-db7pr03cu00601.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-dbbpr03cu00102.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 116ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (jeslau.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.jeslau.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-08 00:18:07

www	178.20.217.251 (AS21060) (address records, no CNAME)
www vs bare domain	Same network jeslau.dk: 178.20.217.251 (AS21060) www.jeslau.dk: 178.20.217.251 (AS21060)
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#

1 found

Selector	CNAME	Key
selector1	selector1-jeslau-dk._domainkey.jeslau365.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

53ms

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

🏷️ SOA#

22ms

Field	Value
Serial	2025072901
Primary NS (MNAME)	ns1.simpleagencygroup.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 00:51:39

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-12-08
Expires	2026-12-31 (75d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

31ms

34ms

AAAA

31ms

TXT

116ms

CAA

38ms

HTTPS

42ms

TLSA

642ms

SOA

22ms

MTA-STS

37ms

DNSSEC

53ms

SRV

41ms

Total

980ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 00:18:07 shown	980ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 15:04:33	1635ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 10:42:39	759ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-20 22:47:22	1331ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 02:57:37	887ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 17:49:12	1334ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 13:44:24	5898ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 15:26:19	1106ms	2 NS 1 A 1 MX	🔒 Secure