Precise DNS
rule.school TXT record
SEO page with a cached DIG answer for the selected DNS record type.
Results TXT
v=spf1 redirect=_spf.yandex.net
google-site-verification=ABnXDn_GiUhhNjN2zD4EGY_D2mJsJ_dfhoenoVyhrC8
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Same target (rule.school) — open the next tool without retyping.
- CAA Record CheckerSame targetCheck CAA DNS records, authorized CAs, issuewild and iodefrule.schoolOpen
- Domain IP LookupSame targetA and AAAA IP addresses for a domainrule.schoolOpen
- SPF ValidatorSame targetValidate SPF TXT records, mechanisms and terminal allrule.schoolOpen
- DMARC AnalyzerSame targetDMARC policy, alignment and reporting checksrule.schoolOpen
- DKIM ValidatorSame targetDKIM selector lookup and record validationrule.schoolOpen
- Domain Age CheckerSame targetCreation date, age, registrar and expiryrule.schoolOpen
- Blacklist CheckerSame targetDNSBL reputation for IP and domainrule.schoolOpen
- BIN CheckerCard brand, bank and country from BIN/IINOpen
- DNS CheckerSame targetAll major record types in one passrule.schoolOpen
- WHOISSame targetRegistrar, expiry and domain statusrule.schoolOpen
- SSL Certificate CheckerSame targetCertificate chain, SAN and TLS versionrule.schoolOpen
- HTTP/2 TesterSame targetHTTP/2 support, ALPN and TLS negotiationrule.schoolOpen
- HTTP Header CheckerSame targetResponse headers, redirects and cachingrule.schoolOpen
- Punycode ConverterSame targetUnicode ↔ Punycode for IDN domainsrule.schoolOpen
- IP CalculatorSubnet math for IPv4 and IPv6 CIDROpen
- Base64 CodecEncode and decode Base64 textOpen
- Password GeneratorStrong random passwords for ops workOpen
- Password Strength CheckerEntropy, crack time and password suggestionsOpen
- Passphrase GeneratorMemorable random word phrases for safer sharing testsOpen
- URL SplitterSame targetBreak a URL into parts and query paramshttps://rule.school/Open
- Browser Update CheckerBrowser version, update status and Client HintsOpen
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