Infrastructure
· 9 checks — DNS, redirects, IPv6, crawlability, URL variants, and domain intelligence rolled into one auditable list.CIPv6 ReadinessActionNo IPv6 supportREVIEW
IPv6 support is increasingly important for global accessibility. About 40% of internet users have IPv6 connectivity.
No AAAA records — same impact as 'no IPv6 (AAAA) records'; IPv6-preferring clients pay extra latency falling back to IPv4.
Source: Google IPv6 stats
BTLS Certificate Expiry & Recommendations57 days until leaf cert expires — 3 issues to addressREVIEW
Certificate validity
Recommended actions
- Add the preload directive and submit to hstspreload.org once max-age + includeSubDomains are in place
- Enable DNSSEC on your domain for DNS spoofing protection
- Enable OCSP stapling on your TLS server to remove a CA roundtrip and protect user privacy
A+DNS Records4 A records, 100 ms lookupPASS
| A | 151.101.1.55, 151.101.129.55, 151.101.193.55, 151.101.65.55 |
| AAAA | — |
| CNAME | — |
| NS | ns-1512.awsdns-61.org, ns-1786.awsdns-31.co.uk, ns-259.awsdns-32.com, ns-625.awsdns-14.net |
| MX | 1 aspmx.l.google.com 5 alt2.aspmx.l.google.com 5 alt1.aspmx.l.google.com 10 alt4.aspmx.l.google.com 10 alt3.aspmx.l.google.com |
| TXT | 0Rzz3Kx9ec13bCErlJnYMmfVDdoBx/Ia5ft9GkYWliQoqA6yBu19ikpGi5TA/I6AI4oBnFMAHGVZ1+cP... MS=ms80887413 anthropic-domain-verification-c0vb92=wY93HN3anBHD2OlT4k2zb6uxk apple-domain-verification=sZMSDmtoSKwsMe0p atlassian-domain-verification=RtXv6uaEMMbRyleHa5jMbQmiUCVy0CxH4Qf3lF/s3fImwTlXN0... brave-ledger-verification=5afa57fd13cda982bccc0b089e0ec3a815cdaa816111719c956146... facebook-domain-verification=h1bqpgb101ufjdlpv4m8n6js8pjbde google-site-verification=uArxK1vn-yOFkOmDQ2CSIPUjMlYZVXsYoMi3YdoMUB8 SPF v=spf1 include:aspmx.sailthru.com include:_spf.google.com include:spf.mandrillap... yahoo-verification-key=ogjPBpuuDDUAAigNW0C+1x8mbNmcXH/fwMxATyGt1B4= |
| CAA | Lookup not available with standard resolver |
CAA record lookup requires a specialized DNS resolver. This check will be available in a future update.
Informational: CAA (Certification Authority Authorization) records weren't checked in this scan.
A+Redirect ChainNo redirects — direct accessPASS
https://slate.com
106 ms · HTTP/1.1 FINAL
| # | URL | Status | Time | Protocol | Server |
|---|---|---|---|---|---|
| 1 | https://slate.com | 200 | 106 ms | HTTP/1.1 |
A+Crawlabilityrobots.txt present, sitemap with 6 URLsPASS
User-agent: *
Disallow: /search
Disallow: /comments/
Disallow: /_
Sitemap: https://slate.com/sitemaps/sitemap-index.xml
User-agent: AmazonAdBot
Allow: /
# Known agents
# AI Data Scraper, Scraper
User-agent: 008
User-agent: AdsTxtCrawler
User-agent: Ai2Bot-Dolma
User-agent: Amazonbot
User-agent: ApifyWebsiteContentCrawler
User-agent: Applebot-Extended
User-agent: Bytespider
User-agent: CCBot
User-agent: ChatGLM-Spider
User-agent: ClaudeBot
User-agent: CloudVertexBot
User-agent: cohere-training-data-crawler
User-agent: Cotoyogi
User-agent: Dataprovider.com
User-agent: Datenbank Crawler
User-agent: dcrawl
User-agent: Diffbot
User-agent: FacebookBot
User-agent: FirecrawlAgent
User-agent: Google-Extended
User-agent: GoogleOther
User-agent: GPTBot
User-agent: HelloworkJobPostingBot
User-agent: HTTrack
User-agent: HTTrack 3.0
User-agent: ICC-Crawler
User-agent: imageSpider
User-agent: IndeedJobBot
User-agent: Kangaroo Bot
User-agent: KrawlerBot
User-agent: laion-huggingface-processor
User-agent: LCC
User-agent: meta-externalagent
User-agent: MetaInspector
User-agent: MetaJobBot
User-agent: netEstate Imprint Crawler
User-agent: newspaper
User-agent: Nutch
User-agent: nyt_scraping
User-agent: Offline Explorer
User-agent: omgili
User-agent: OpenindexSpider
User-agent: PanguBot
User-agent: Potions
User-agent: SBIntuitionsBot
User-agent: Scrapy
User-agent: ServerHunterSpider
User-agent: Spider
User-agent: StatsDroneBot
User-agent: Timpibot
User-agent: VelenPublicWebCrawler
User-agent: webzio-extended
Disallow: /
# Intelligence Gatherer, SEO Crawler
User-agent: A360-Search
User-agent: aa
User-agent: ActiveComply
User-agent: Adagiobot
User-agent: adbeat_bot
User-agent: adidxbot
User-agent: AdkernelTopicCrawler
User-agent: admantx
User-agent: AdsBot-Google
User-agent: AdsBot-Google-Mobile
User-agent: Ahrefs Site Audit
User-agent: AhrefsBot
User-agent: AhrefsSiteAudit
User-agent: aiHitBot
User-agent: Amazing-SearchBot
User-agent: AmazingTest-SearchBot
User-agent: Amazon AdBot
User-agent: AmazonProductDiscovery
User-agent: AndersPinkBot
User-agent: ArchiveBot
User-agent: Attracta
User-agent: AudigentAdBot
User-agent: Audisto Crawler
User-agent: Automattic Analytics Crawler
User-agent: Awario
User-agent: AwarioBot
User-agent: AwarioSmartBot
User-agent: Barkrowler
User-agent: BigUpDataBot
User-agent: Bing Ads
User-agent: BitSightBot
User-agent: Blackboard
User-agent: BLEXBot
User-agent: BomboraBot
User-agent: botify
User-agent: BrandVerity
User-agent: BrightEdge Bot
User-agent: BrightEdge Crawler
User-agent: Buck
User-agent: CaliberBot
User-agent: Caliperbot
User-agent: channable
User-agent: CheckMarkNetwork
User-agent: Cincraw
User-agent: ClarityBot
User-agent: Clearscopebot
User-agent: Clickagy Intelligence Bot
User-agent: Clickagy Intelligence Bot v2
User-agent: Cloudflare Custom Hostname Verification
User-agent: Cloudflare Stream Webhook
User-agent: Cloudflare-Healthchecks
User-agent: CloudFlare-Prefetch
User-agent: Cloudflare-SSLDetector
User-agent: Cloudflare-Traffic-Manager
User-agent: Cloudtrellis
User-agent: cludo.com
User-agent: Cocolyzebot
User-agent: cognitiveSEO Crawler
User-agent: contentking
User-agent: ContextualBot
User-agent: contxbot
User-agent: Convermax
User-agent: CriteoBot
User-agent: Cxense
User-agent: cXensebot
User-agent: DataForSEO
User-agent: DataForSEO Bot
User-agent: DataForSeoBot
User-agent: deepcrawl
User-agent: deepcrawl.com
User-agent: DomainStatsBot
User-agent: DotBot
User-agent: Dragonbot
User-agent: ds9
User-agent: DVbot
User-agent: Echobot Bot
User-agent: EcoVadisSustainabilityBot
User-agent: EpivozCrawler
User-agent: ev-crawler
User-agent: EzLynx
User-agent: EzoicBot
User-agent: EzoicBot-Nicheiq
User-agent: factset_spyderbot
User-agent: FDL Stats Bot
User-agent: Fedicabot
User-agent: Google AdsBot
User-agent: Google AdSense
User-agent: Google Digital Asset Links
User-agent: Google StoreBot
User-agent: Google-Adwords-Instant
User-agent: Google-Display-Ads-Bot
User-agent: Google-Structured-Data-Testing
User-agent: GrapeshotCrawler
User-agent: GroovinaAdsbot
User-agent: HubSpot
User-agent: Huckabot
User-agent: Huckabuy Bot
User-agent: hypestat
User-agent: IAS crawler
User-agent: ias-ie
User-agent: ImagesiftBot
User-agent: Innguma
User-agent: InteractiveAdvertisingBureau
User-agent: IonCrawl
User-agent: James BOT
User-agent: Jugendschutzprogramm-Crawler
User-agent: KargoBot-Artemis-Mobile
User-agent: Klaviyo
User-agent: KStandBot
User-agent: Leikibot
User-agent: LightspeedSystemsCrawler
User-agent: LinkCheck by Siteimprove
User-agent: LinkChecker Bot
User-agent: linkchecker.pro
User-agent: LinkCheckerBot
User-agent: linkdexbot
User-agent: linkfluence
User-agent: LinksIndexerBot
User-agent: LinkWalker
User-agent: Macrobondbot
User-agent: magpie-crawler
User-agent: MarketGoo
User-agent: MBCrawler
User-agent: MedialogiaBot
User-agent: MediaMonitoringBot
User-agent: Mediapartners-Google
User-agent: Mediatoolkitbot
User-agent: Mediavine Medatada Parser
User-agent: MediavineMetadataParser
User-agent: MegaIndex.ru
User-agent: meta-externalads
User-agent: MgidBot
User-agent: Missinglettr Bot
User-agent: MixrankBot
User-agent: MJ12bot
User-agent: Moz dotbot
User-agent: Moz rogerbot
User-agent: MuckRack
User-agent: NanoInteractive
User-agent: Netcraft
User-agent: NetcraftSurveyAgent
User-agent: netEstate NE Crawler
User-agent: Neticle Crawler
User-agent: NetSeer crawler
User-agent: Netvibes
User-agent: NewsRoom.BI
User-agent: Nitro-
User-agent: NitroBot
User-agent: noorobot
User-agent: NostoCrawlerBot
User-agent: OnCrawl
User-agent: OnCrawl Mobile
User-agent: online-webceo-bot
User-agent: outbrain
User-agent: Owler
User-agent: page-preview-tool
User-agent: Pandalytics
User-agent: panscient.com
User-agent: parse.ly scraper
User-agent: Prerender
User-agent: Pro Sitemaps
User-agent: Pro Sitemaps Generator
User-agent: productsup.io/crawler
User-agent: proximic
User-agent: Quantcastbot
User-agent: Qwarrybot
User-agent: Readable
User-agent: RetroListeCOM
User-agent: RevvimGort
User-agent: rogerbot-crawler
User-agent: RSiteAuditor
User-agent: RyteBot
User-agent: SalesViewerBot
User-agent: scoop.it
User-agent: Scope3
User-agent: scraping@nytimes.com
User-agent: Screaming Frog SEO Spider
User-agent: SearchAtlas Bot
User-agent: SEBot-WA
User-agent: SemrushBot
User-agent: SemrushBot-BA
User-agent: SemrushBot-CT
User-agent: SemrushBot-OCOB
User-agent: SemrushBot-SA
User-agent: SemrushBot-SI
User-agent: SemrushBotBacklinks
User-agent: SentiBot
User-agent: Senutobot
User-agent: seo-audit-check-bot
User-agent: seo4ajax
User-agent: seo4ajax.com
User-agent: SeobilityBot
User-agent: SEOkicks
User-agent: SEOlizer
User-agent: SERankingBacklinksBot
User-agent: serpstatbot
User-agent: SiteAuditBot
User-agent: Sitebulb
User-agent: SiteCheck-sitecrawl
User-agent: SiteCheckerBotCrawler
User-agent: Siteimprove Crawl
User-agent: SlickBot
User-agent: slickstream
User-agent: SmartologyBot
User-agent: SMTBot
User-agent: StatistikAustria
User-agent: StatusNestBacklinkSpider
User-agent: Storebot-Google
User-agent: Taboola
User-agent: Taboolabot
User-agent: trendictionbot
User-agent: TrendsmapResolver
User-agent: TTD-Content
User-agent: TurnitinBot
User-agent: TweetmemeBot
User-agent: Twingly
User-agent: Twingly Recon-Sjostrom
User-agent: uipbot
User-agent: um-FC
User-agent: um-IC
User-agent: um-LN
User-agent: Verity
User-agent: virustotal
User-agent: W3 Validator Services
User-agent: weborama-fetcher
User-agent: webspidermount
User-agent: webzio
User-agent: wknd-bot
User-agent: woorankreview
User-agent: XoviOnpageCrawler
User-agent: YaDirectFetcher
User-agent: Yahoo Ad monitoring
User-agent: Yahoo Japan
User-agent: YaK
User-agent: Yext Inc
User-agent: YextBot
User-agent: Zoombot
User-agent: ZoominfoBot
Disallow: /search
Disallow: /comments/
Disallow: /_
Disallow: /css
Disallow: /fonts
Disallow: /media
Disallow: /piano
Disallow: /static
Crawl-delay: 10
A+URL Variantswww/non-www, trailing slash, HTTP→HTTPSPASS
www / non-www
Preferred variant: non-www
HTTP → HTTPS
Consistent
A+Domain Intelligenceslate.com — via CSC Corporate Domains, Inc., 31 years, 7 months old, hosted on FastlyPASS
225 days
February 22, 2027
57 days
Issued by Let's Encrypt
31 years, 7 months
Registered February 21, 1995
Not enabled
Protects against DNS spoofing
Fastly
ASN AS54113
151.101.65.55
CSC Corporate Domains, Inc.
Expiry timeline
Recommended actions
- Enable DNSSEC to protect visitors from DNS spoofing
- Enable registrar lock (clientTransferProhibited) to block unauthorized domain transfers
DNSSEC protects against DNS spoofing attacks. While not required, enabling DNSSEC adds an additional layer of security. Contact your DNS provider to enable it.
Without DNSSEC, an attacker who can poison your DNS can hijack your domain — and SSL certs alone don't stop them.
Learn more ▾ ▴
DNSSEC adds cryptographic signatures to DNS records, preventing forged responses from poisoning resolver caches. Without it, an attacker who controls the network path can redirect your domain to a malicious server before any HTTPS handshake happens. Most modern registrars (Cloudflare, Google Domains, Route 53) enable it with one toggle.
Source: ICANN / RFC 4033
The domain can be transferred without an unlock step. Enable registrar lock (clientTransferProhibited) in your registrar's control panel to protect against unauthorized or accidental transfers.
Without registrar lock, an attacker who phishes your registrar credentials can transfer the domain in minutes — total brand hijack.
Learn more ▾ ▴
Registrar lock (clientTransferProhibited, clientUpdateProhibited, clientDeleteProhibited) requires extra verification before any transfer/update/delete. Every major registrar offers it free. Combined with 2FA on your registrar account, it's the strongest defense against domain hijacking.
Source: ICANN / domain-security best practice