slagelse-engineering.dk

📜 Historical scan 2026-08-28 04:00:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

slagelse-engineering.dk is a .dk domain served by 2 nameservers (ed.ns.cloudflare.com, emily.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.91.144 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by slagelseengineering-dk02b.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
ed.ns.cloudflare.com	108.162.193.111 172.64.33.111 173.245.59.111 2606:4700:58::adf5:3b6f 2803:f800:50::6ca2:c16f 2a06:98c1:50::ac40:216f	ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
emily.ns.cloudflare.com	108.162.192.155 172.64.32.155 173.245.58.155 2606:4700:50::adf5:3a9b 2803:f800:50::6ca2:c09b 2a06:98c1:50::ac40:209b	emily.ns.cloudflare.com emily.ns.cloudflare.com emily.ns.cloudflare.com emily.ns.cloudflare.com emily.ns.cloudflare.com emily.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 71ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.91.144	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.222.23	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
25	300s	slagelseengineering-dk02b.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::5 2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 52.101.103.137 52.101.68.39 52.101.73.15 52.101.73.28	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00204.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)#

2 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:de17	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:5b90	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 76ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.91.144,172.67.222.23 ech=AEX+DQBBzwAgACBTSB3apXixaEI71fZoMKUzij6ilRhhH7A4KRauzohfNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:de17,2606:4700:3033::6815:5b90

📝 TXT Records#

3 records 265ms

TXT Record
google-site-verification=S0A-ufM7zlZ-wPqUrnctx72Sq1E4CxnrPKBEh1y0tSM
MS=ms42901856
v=spf1 +a +mx +ip4:109.70.148.52 +ip4:81.19.211.5 +ip4:81.19.211.39 +include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (slagelse-engineering.dk)
-all (hard fail)	v=spf1 +a +mx +ip4:109.70.148.52 +ip4:81.19.211.5 +ip4:81.19.211.39 +include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.slagelse-engineering.dk)
p=quarantine	v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:reports@northrook.com;ruf=mailto:reports@northrook.com

📬 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 2026-10-15 15:25:28

www	104.21.91.144 172.67.222.23 2606:4700:3032::ac43:de17 2606:4700:3033::6815:5b90 (AS13335) (address records, no CNAME)
www vs bare domain	Same network slagelse-engineering.dk: 104.21.91.144 172.67.222.23 2606:4700:3032::ac43:de17 2606:4700:3033::6815:5b90 (AS13335) www.slagelse-engineering.dk: 104.21.91.144 172.67.222.23 2606:4700:3032::ac43:de17 2606:4700:3033::6815:5b90 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-slagelseengineering-dk02b._domainkey.slagelseengineering.onmicrosoft.com	RSA · ~1024 bit below 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: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.slagelse-engineering.dk	42TZnrotDXvS8Obt0nZUiSBq5fDVf6k2Ob1kCvEIgGQ
TXT	_acme-challenge.slagelse-engineering.dk	i90ckm0oR1dLKu8jLqsvOFm2HiUyImUOlz-f4jkGTyw
TXT	_acme-challenge.slagelse-engineering.dk	iwj3ghH20R_ISM287W7sEkjmLjI45HShC9IfLOupbUw

🔗 TLSA / DANE#

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

🔐 DNSSEC#

169ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413265594
Primary NS (MNAME)	ed.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

63ms

71ms

74ms

AAAA

55ms

TXT

265ms

CAA

72ms

HTTPS

76ms

TLSA

687ms

SOA

0ms

MTA-STS

109ms

DNSSEC

169ms

SRV

95ms

Total

1674ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 15:25:28	3198ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 14:11:31	959ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-30 08:00:22	1416ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 04:00:03 shown	1674ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 20:13:53	956ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-18 14:02:58	5405ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 22:22:09	1174ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 10:58:03	3009ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 03:40:46	1523ms	2 NS 2 A 1 MX	🔓 Insecure