indexo.dev

alef.com

.com crawl dns

First seen 2026-05-30 · Last seen 2026-06-03 · ok HTTP/1.1 200 699 ms crawled 2026-05-31

CZ · 193.239.2.9 · AS35096 Alef Nula a.s.

Reputation 100/100

Classifying

HTML metadata

Title
ALEF Group
Description
ALEF has been one of the leading suppliers of state-of-the-art ICT technologies and value-added solutions since 1994, focusing on Infrastructure, Cyber Security, Collaboration, Cloud, Data Center, Networking and related areas.
Language
en
Generator
Cream CMS, www.cream.sk
Canonical
http://www.alef.com/en

Open Graph

title
ALEF Group
description
ALEF has been one of the leading suppliers of state-of-the-art ICT technologies and value-added solutions since 1994, focusing on Infrastructure, Cyber Security, Collaboration, Cloud, Data Center, Networking and related areas.

Technology

Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • consent.cookiefirst.com×1
  • fonts.googleapis.com×1

Social

Contact

Email

Registration

Registrar
Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
Created
1995-03-10
Expires
2027-03-11 279 days left
Updated
2026-02-18
Name servers
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu

DNS records live

NS
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu
MX
  • 100 mail1.alef.com
  • 150 mail2.alef.com
  • 150 mail3.alef.com
TXT
Show 10 TXT records
  • _0599e7dbuk6x2h9kq1fpygq8n47p7no
  • cn4FNgb62GpaSKZy7bs0EUJivquwkXv3baB4Gc/A37ecAUCGKSnOVHhP62UmSPsBUBphFey/E5iaz2YOpzOZZw==
  • intersight=33b8de813eef4eceba098b031aa535f03cb4c8dabc64058d2875dfe58e54476d
  • IN0lfqlsOPRclaC1dIFTgIjpdMx2Y/HCs1gEZj/ZzmHeNIqNiaEzBsNYlb1+Ju5dVU/1MV7sG5bYDnm7E+BzMQ==
  • cisco-site-verification=3e1724e7-208b-456d-86f9-93fea58f5b40
  • 83szrs3rpvrh63rq5qhlpkgdw1dtl8b0
  • ppe-5af206b1f9766d40e6b96876fc70175e04a5c234
  • 20be30721ecd24c03de72286db9ae847169547ac5247dc61ea3e6c7a2635c74b
  • Y24glusBmDK1bZp/ygJu8J8XHAEDD7QcuCTPU/Ykih15fXfW1SdIDFarKwKgrU+lHwfNdc3VPDmkcOvS7hU3gA==
  • bjx5k4pw7l55d1sgfk2z0qfklyk3v2zc
Verified for
  • Apple
  • Google

Email authentication strong

SPF
v=spf1 mx ip4:193.239.2.20/32 ip4:193.239.2.21/32 ip4:193.239.2.102/32 include:spf.protection.outlook.com include:spf.mail-komplet.cz include:spf.boldem.cz -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; sp=quarantine; pct=100; rua=mailto:cz-dmarc@alef.com; adkim=r; aspf=r
policy: quarantine · sp=quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCa1vLTzkfLPE6nCGIEV8IO9vRCldkITrEJnr8ir5bs9EcswsFv6BorU1dZbQYcgDH2LEt4lR56+luozO5UAX…
selectors probed

Certificate (current)

DigiCert Global G2 TLS RSA SHA256 2020 CA1
from 2025-09-22 to 2026-10-24
Expires in 141 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.alef.com/en/

present
  • strict-transport-security
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
strict-transport-security
max-age=63072000; includeSubdomains;

Links to (2)

Linked from (5)