alcora.dk

Records from scan: 2026-10-01 02:00:08 · 1117ms total · last checked 2026-10-17 07:14 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alcora.dk is a .dk domain served by 2 nameservers (lina.ns.cloudflare.com, vern.ns.cloudflare.com). It was registered on 23 April 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.48.134 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by alcora-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 47ms

Nameserver	IP addresses	PTR	ASN / ISP
lina.ns.cloudflare.com	108.162.192.187 172.64.32.187 173.245.58.187 2606:4700:50::adf5:3abb 2803:f800:50::6ca2:c0bb 2a06:98c1:50::ac40:20bb	lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
vern.ns.cloudflare.com	108.162.193.243 172.64.33.243 173.245.59.243 2606:4700:58::adf5:3bf3 2803:f800:50::6ca2:c1f3 2a06:98c1:50::ac40:21f3	vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.48.134	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.152.1	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	alcora-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::f 2a01:111:f403:ca3c::8 2a01:111:f403:ca48::c 52.101.103.137 52.101.185.24 52.101.73.123 52.101.73.126	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am8pr83cu00106.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)#

2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3086	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:9801	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 40ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.48.134,172.67.152.1 ech=AEX+DQBB7gAgACBSTn1fMEYtFZypTHaGAi4yrig7Lzrr1OYRp4SSkJblVQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3086,2606:4700:3037::ac43:9801

📝 TXT Records#

2 records 183ms

TXT Record
MS=ms12038924
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.alcora.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-11 21:08:29

www	104.21.48.134 172.67.152.1 2606:4700:3031::6815:3086 2606:4700:3037::ac43:9801 (AS13335) (address records, no CNAME)
www vs bare domain	Same network alcora.dk: 104.21.48.134 172.67.152.1 2606:4700:3031::6815:3086 2606:4700:3037::ac43:9801 (AS13335) www.alcora.dk: 104.21.48.134 172.67.152.1 2606:4700:3031::6815:3086 2606:4700:3037::ac43:9801 (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-alcora-dk._domainkey.studenterbolaget.r-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-alcora-dk._domainkey.studenterbolaget.r-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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

66ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

28ms

Field	Value
Serial	2415817204
Primary NS (MNAME)	lina.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-07-11 21:23:16

Field	Value
Registrar	Netsite A/S
Registered	2025-04-23
Expires	2027-04-22 (186d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

35ms

38ms

AAAA

48ms

TXT

183ms

CAA

27ms

HTTPS

40ms

TLSA

605ms

SOA

28ms

MTA-STS

63ms

DNSSEC

66ms

SRV

66ms

Total

1117ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 02:00:08 shown	1117ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-25 22:47:36	1459ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 22:34:30	928ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-10 04:42:54	1657ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-27 18:25:51	1334ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-11 21:22:37	1556ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 06:59:30	1762ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 13:55:31	2502ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 13:33:41	1056ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 12:47:46	880ms	2 NS 2 A 1 MX	🔓 Insecure