按类别浏览工具
Choose a category or search the full collection. All public tools are free to use — no account or registration required. 40 tools in this launch catalog.
IP 与网络
8 ToolsIP 地址查询
Find location, ASN and ISP information.
我的 IP 地址
Discover your public IP address.
IPv6 查询
Inspect IPv6 address details.
ASN 查询
Explore autonomous system ownership.
反向 DNS
Resolve PTR records for IPs.
CIDR 计算器
Calculate CIDR address ranges.
子网计算器
Plan IPv4 subnets and masks.
IP 地理位置
Approximate location from an IP.
域名与 DNS
9 ToolsDNS 查询
Query A, AAAA, MX, TXT and more.
WHOIS / RDAP 查询
Review public domain registration data.
DNS 全球传播
Compare results across resolvers.
DNSSEC 检测
Inspect DNSSEC configuration.
MX 记录查询
Check mail exchange records.
NS 记录查询
Find authoritative nameservers.
TXT 记录查询
Inspect DNS TXT records.
CAA 记录查询
Review certificate authority rules.
域名状态
Check domain response and status.
SSL 与 HTTP
8 ToolsSSL 证书检测
Inspect certificates and expiry dates.
HTTP 响应头
Inspect server response headers.
重定向检测
Trace HTTP redirect chains.
HTTP Status Checker
Review HTTP response codes.
Security Headers
Check common response protections.
HSTS Checker
Verify transport security policy.
Certificate Chain
Inspect issuer and certificate chain.
Response Time
Measure a website response time.
SEO 与网站
8 ToolsSEO 分析
Review essential on-page SEO checks.
Meta 标签检测
Inspect title and description tags.
Open Graph Preview
Preview social sharing metadata.
Robots.txt Tester
Inspect robots directives.
网站地图检测
Validate XML sitemap structure.
Canonical Checker
Review canonical URL declarations.
Schema Checker
Inspect JSON-LD structured data.
Hreflang Checker
Review alternate language references.