1stlearning.dk

📜 Historical scan 2026-09-30 15:58:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

1stlearning.dk is a .dk domain served by 2 nameservers (blair.ns.cloudflare.com, frank.ns.cloudflare.com). It was registered on 22 July 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by 1stlearning-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
blair.ns.cloudflare.com	108.162.194.121 162.159.38.121 172.64.34.121 2606:4700:50::a29f:2679 2803:f800:50::6ca2:c279 2a06:98c1:50::ac40:2279	blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
frank.ns.cloudflare.com	108.162.193.166 172.64.33.166 173.245.59.166 2606:4700:58::adf5:3ba6 2803:f800:50::6ca2:c1a6 2a06:98c1:50::ac40:21a6	frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	1stlearning-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::a 2a01:111:f403:ca09::22 2a01:111:f403:ca3c::6 52.101.103.137 52.101.103.162 52.101.209.28 52.101.91.21	mail-db4pr02cu00204.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-matpr05cu00105.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

🔌 SRV Records#

1 records 70ms

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

📝 TXT Records#

2 records 196ms

TXT Record
MS=ms27473599
v=spf1 a include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (1stlearning.dk)
-all (hard fail)	v=spf1 a 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 2026-10-08 17:38:27

www	NXDOMAIN
www vs bare domain	Neither resolves 1stlearning.dk: no address www.1stlearning.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

71ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

44ms

Field	Value
Serial	2415271421
Primary NS (MNAME)	blair.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-02 16:45:07

Field	Value
Registrar	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered	2020-07-22
Expires	2027-07-31 (287d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

40ms

41ms

AAAA

37ms

TXT

196ms

CAA

43ms

HTTPS

52ms

TLSA

170ms

SOA

44ms

MTA-STS

63ms

DNSSEC

71ms

SRV

70ms

Total

1272ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 16:08:20	1070ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-30 15:58:40 shown	1272ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-24 14:54:18	1160ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-20 21:01:00	845ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-15 16:01:52	1895ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-06 17:54:42	1281ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-06 17:41:30	2370ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-30 16:55:35	2966ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-06 11:45:50	1681ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-17 20:26:24	9202ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-01 23:24:11	934ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-16 13:08:10	3826ms	2 NS 0 A 1 MX	🔓 Insecure