Search results
Results from the WOW.Com Content Network
The main features (query tools) were: Zone Transfer – ask a DNS server for all it knows about a domain; SMTP Relay Check – check whether a mail server allows third party relaying; Scan Addresses – scan a range of IP addresses looking for open ports; Crawl website – search a website, looking for email addresses, offsite links, etc.
dig is a network administration command-line tool for querying the Domain Name System (DNS).. dig is useful for network troubleshooting and for educational purposes. [2] It can operate based on command line option and flag arguments, or in batch mode by reading requests from an operating system file.
The closest thing to widely available DNS management software was the BIND module in webmin, which provided web tools for editing BIND zone files. During the late 1990s, the sheer quantity of DNS data was overwhelming the tools available to manage it.
Unbound is a validating, recursive, and caching DNS resolver product from NLnet Labs. It is distributed free of charge in open-source form under the BSD license . Features
A series of incorrectly issued certificates from 2001 onwards [1] [2] damaged trust in publicly trusted certificate authorities, [3] and accelerated work on various security mechanisms, including Certificate Transparency to track misissuance, HTTP Public Key Pinning and DANE to block misissued certificates on the client side, and CAA to block misissuance on the certificate authority side.
In computer networks, a reverse DNS lookup or reverse DNS resolution (rDNS) is the querying technique of the Domain Name System (DNS) to determine the domain name associated with an IP address – the reverse of the usual "forward" DNS lookup of an IP address from a domain name. [1]
Here's a look at where rain, snow, even fog could slow you down if you're traveling around the New Year's holiday.
[clarification needed] Replay can be inferred by using per-message public keys, tracking the DNS queries for those keys and filtering out the high number of queries due to e-mail being sent to large mailing lists or malicious queries by bad actors. For a comparison of different methods also addressing this problem see e-mail authentication.