topit.dk

📜 Historical scan 2026-09-29 17:26:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

topit.dk is a .dk domain served by 2 nameservers (primary.infoserv.dk, secondary.infoserv.dk). It was registered on 2 May 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.104.135.111 is hosted by Akamai Connected Cloud (AS63949) in Germany. Mail is handled by topit-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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 54ms

Nameserver	IP addresses	PTR	ASN / ISP
primary.infoserv.dk	139.162.157.8 2a01:7e01::f03c:91ff:fe59:943d	mail2.ishost.dk —	AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud
secondary.infoserv.dk	139.162.227.162 2a01:7e00::f03c:92ff:fe07:7dc2	li1512-162.members.linode.com —	AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud

🌍 A Records#

1 records 98ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.104.135.111	300s	li1651-111.members.linode.com	AS63949	Akamai Connected Cloud	172.104.128.0/18	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 120ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	topit-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::e 2a01:111:f403:ca09::20 2a01:111:f403:ca3c::6 52.101.103.140 52.101.68.29 52.101.91.153 52.101.91.156	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-matpr04cu00101.inbound.protection.outlook.com mail-maspr04cu00104.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 355ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.topit.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-10 13:53:24

www	172.104.135.111 (AS63949) (address records, no CNAME)
www vs bare domain	Same network topit.dk: 172.104.135.111 (AS63949) www.topit.dk: 172.104.135.111 (AS63949)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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#

107ms

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	2025031216
Primary NS (MNAME)	primary.infoserv.dk
Responsible (RNAME)	admin@infoserv
Refresh	900s
Retry	300s
Expire	3600s
Minimum (neg-cache TTL)	900s

📋 Registration#

WHOIS fetched 2026-10-13 18:47:31

Field	Value
Registrar	WEBBUREAUET INFOSERV ApS
Registered	2001-05-02
Expires	2027-06-30 (256d)

🔗 Same registrant#

4 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).

Domain	Registrar
tjald.dk	WEBBUREAUET INFOSERV ApS
top-it.dk	WEBBUREAUET INFOSERV ApS
top-server.dk	WEBBUREAUET INFOSERV ApS
topserver.dk	WEBBUREAUET INFOSERV ApS

📋 WHOIS#

⏱️ Lookup Timing#

54ms

98ms

120ms

AAAA

110ms

TXT

355ms

CAA

96ms

HTTPS

52ms

TLSA

305ms

SOA

0ms

MTA-STS

104ms

DNSSEC

107ms

SRV

109ms

Total

997ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 01:10:50	974ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-29 17:26:32 shown	997ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 17:26:31	1799ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 07:00:12	1014ms	2 NS 1 A 1 MX	🔓 Insecure