Tutorial library
The DNS records that authenticate a sending domain — what SPF, DKIM and DMARC each prove, the exact syntax and record locations, DMARC alignment, and the rollout order from p=none to p=reject without losing legitimate mail.
Read tutorialWhat the Domain Name System does, what a DNS record is made of, and what A, CNAME, MX, TXT and NS records each control — including why changes take time to appear and which records govern email.
Read tutorialBy the TK WebHosts Web Team · Last reviewed 2 September 2026 Most articles answering this question summarise the same public PDF: three tests,…
Read tutorialBy the TK WebHosts Web Team · Last reviewed 1 September 2026 Every functioning .ng domain is sold through a registrar accredited by NiRA…
Read tutorialYou don’t buy a domain name. You lease it, one registration period at a time, from a system with three distinct layers—and most of…
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