alti-byg.dk

📜 Historical scan 2026-10-17 19:28:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alti-byg.dk is a .dk domain served by 2 nameservers (remy.ns.cloudflare.com, val.ns.cloudflare.com). It was registered on 13 August 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.53.70 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by altibyg-dk01b.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 81ms

Nameserver	IP addresses	PTR	ASN / ISP
remy.ns.cloudflare.com	108.162.195.115 162.159.44.115 172.64.35.115 2606:4700:58::a29f:2c73 2803:f800:50::6ca2:c373 2a06:98c1:50::ac40:2373	remy.ns.cloudflare.com remy.ns.cloudflare.com remy.ns.cloudflare.com remy.ns.cloudflare.com remy.ns.cloudflare.com remy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
val.ns.cloudflare.com	108.162.192.234 172.64.32.234 173.245.58.234 2606:4700:50::adf5:3aea 2803:f800:50::6ca2:c0ea 2a06:98c1:50::ac40:20ea	val.ns.cloudflare.com val.ns.cloudflare.com val.ns.cloudflare.com val.ns.cloudflare.com val.ns.cloudflare.com val.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 83ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.70	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.209.174	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 79ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	altibyg-dk01b.mail.protection.outlook.com	2a01:111:f403:c967::c 2a01:111:f403:ca04::d 2a01:111:f403:ca21::8 2a01:111:f403:ca21::a 52.101.185.21 52.101.68.21 52.101.73.126 52.101.91.159	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00207.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

2 records 76ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:3546	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:d1ae	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 57ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.70,172.67.209.174 ech=AEX+DQBBjQAgACDvxF60X0g8zYAOZ0IJ8QeYN3CLDqnm0kXmyIObNx9AGwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3546,2606:4700:3036::ac43:d1ae

📝 TXT Records#

3 records 318ms

TXT Record
google-site-verification=SmmEhrRvbL0HSxVLE-_tpaOTNKFMMf6Rj-e1dUjLY2E
MS=ms43309942
v=spf1 a mx include:amazonses.com include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (alti-byg.dk)
-all (hard fail)	v=spf1 a mx include:amazonses.com include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.alti-byg.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#

latest probe, not this scan · checked 2026-10-20 23:25:10

www	104.21.53.70 172.67.209.174 2606:4700:3033::6815:3546 2606:4700:3036::ac43:d1ae (AS13335) (address records, no CNAME)
www vs bare domain	Same network alti-byg.dk: 104.21.53.70 172.67.209.174 2606:4700:3033::6815:3546 2606:4700:3036::ac43:d1ae (AS13335) www.alti-byg.dk: 104.21.53.70 172.67.209.174 2606:4700:3033::6815:3546 2606:4700:3036::ac43:d1ae (AS13335)
Wildcard	No

✍️ DKIM keys#

3 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
selector1	selector1-altibyg-dk01b._domainkey.altibyg.e-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-altibyg-dk01b._domainkey.altibyg.e-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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

193ms

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

🏷️ SOA#

57ms

Field	Value
Serial	2417670558
Primary NS (MNAME)	remy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 20:05:31

Field	Value
Registrar	A/S SCANNET
Registered	2022-08-13
Expires	2027-08-12 (291d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

81ms

83ms

79ms

AAAA

76ms

TXT

318ms

CAA

91ms

HTTPS

57ms

TLSA

890ms

SOA

57ms

MTA-STS

145ms

DNSSEC

193ms

SRV

140ms

Total

3011ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 23:25:10	1669ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-19 22:05:07	1982ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-17 19:28:08 shown	3011ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 08:30:58	1075ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 22:55:47	1289ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 13:10:44	3240ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 11:19:24	1367ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-19 07:37:42	2129ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-15 11:22:34	2049ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-10 07:21:26	1655ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-09 02:00:12	1011ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-25 01:53:25	778ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 03:31:09	1211ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 12:43:08	667ms	2 NS 1 A 1 MX	🔓 Insecure