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 & Recommendations295 days until leaf cert expires — 4 issues to addressREVIEW
Certificate validity
Recommended actions
- Extend HSTS max-age to at least 31536000 (1 year) to meet the preload list criteria
- 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
BCDN & DeliveryAkamaiREVIEW
A+DNS Records1 A records, 13 ms lookupPASS
| A | 104.119.104.90 |
| AAAA | — |
| CNAME | — |
| NS | ns1-22.akam.net, eur4.akam.net, usc1.akam.net, eur3.akam.net, usc2.akam.net, ns1-7.akam.net, eur1.akam.net, use4.akam.net |
| MX | 10 marriott-com.mail.protection.outlook.com |
| TXT | atlassian-domain-verification=zzbKNynGXmBVVjHMpHdfFpEwzGxKV5plDTgGo00mBnx6f3sEd3... e2ma-verification=eqqgb MS=ms72490600 e2ma-verification=puqeb amazonses:ycQqj6K4JaTXJZHZIcYKm+rZk3kf0+CDo58LI2UwkR0= e2ma-verification=t4xeb e2ma-verification=5eigb figma-domain-verification=92316758906766ace0ee6271ca4f1ccf3795fce0f1925f846f4a5e... facebook-domain-verification=7yktss7qob13nc0gahxo6028udc8ti e2ma-verification=8oreb DocuSign-JAS-3f8670aa-a7b3-4c80-b87c-c4009cf24fef onetrust-domain-verification=c8419e55a9f44fd3a2aea1086589b47c NhJc80JClTwLvKuJzmJzVRWhiX7JEubBi8Tegyp1MyGbRSn0bMKddsgokifhxw2JuZ76PZ8qFHYEW9Aa... EMMA-VALIDATION2-22-21 liveramp-site-verification=dphz_fboDvNf-L04XjGWSNpfcEjqykIGaOetpgtRFrY e2ma-verification=rohib e2ma-verification=r4qcb e2ma-verification=i7b3 h1-domain-verification=3bPxkTRBe4uck7trDLA9BEguQdHUTpEsbin4kgsAepgHSnsi canva-site-verification=jksL3Zvuljo2ex9weFenew e2ma-verification=g83fb google-site-verification=vGWnWWqZZS-wOwob2dGmMK44ncOOD3s3Vy7mkUR2CQk Dynatrace-site-verification=b018e42d-1bf3-4214-a55d-b6d11d472484__dkbokapmaohqnq... e2ma-verification=pzchb smartsheet-site-validation=PYWle4OQif7gvVJpZX6Xo3bdBYQQX8Vu infoblox-domain-mastery=078e97082eaa5be71d1011466d456249102dd95393572d0c23d7652a... amazonses:TdaQ33Ma34JA3mbWth3J30gcPqfDoCkl/gpcDpdk1hM= adobe-idp-site-verification=b58a812cb8a67904b7b89c5ba71e21242157d93cc4609f572f4d... e2ma-verification=2m0fb meltwater_sso_20250515 e2ma-verification=g23cb docusign=b47573dd-01c3-49a8-9014-26e813e1c8d2 e2ma-verification=9ntgb cursor-domain-verification-1fjpt7=Pu1dYBwqsDofgAhFP0N6ME9YW e2ma-verification=qohib apple-domain-verification=0BpDQkck5deFVztA _vo9fuuxfwrimz2thuq6vane5ixcrnre e2ma-verification=5nbgb 9ea2de8a-d4af-4255-86f8-22e6410e7a3a e2ma-verification=rzicb SPF v=spf1 include:spf.marriott.com include:spf.givex.com include:mail.zendesk.com a... e2ma-verification=hsbcb cisco-ci-domain-verification=510f4042252171cd62c2992306c3623499318270fcef3f0266e... google-site-verification=Op26MVqGm5ezgYeMJ0t_6ZCjHTtBehaS43CpvlTFkPg e2ma-verification=zhe3 docusign=a75f5992-a1f4-42fb-b1fb-36850d8e976a amazonses:dRwYaeqcRYgOr0nfuNpgfwcye7qC/+W7j9+4l95WmfA= flexera-domain-verification-jbnluuhrebvugcmr postman-domain-verification=f50031b67f277c87b8d1fc380cdab9ae7c24fd70fe60547b6d37... amazonses:T+PiZncc85hp45Hh5rxnadRc3PqQCxeWhb2Iulxh+HI= |
| CAA | Lookup not available with standard resolver |
Multiple A records provide failover if one server goes down.
Single A record means a single point of failure — if that IP goes down, your site is unreachable until DNS TTL expires.
Learn more ▾ ▴
Add multiple A records for round-robin failover, or use a managed DNS provider with health-checked failover (Route 53, Cloudflare, NS1). Short TTL (60-300s) lets clients recover faster on outages.
Source: SRE practice / DNS architecture
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.
ARedirect Chain1 redirect(s), 219 ms totalPASS
https://marriott.com
37 ms · HTTP/1.1
https://www.marriott.com/default.mi
182 ms · HTTP/1.1 FINAL
| # | URL | Status | Time | Protocol | Server |
|---|---|---|---|---|---|
| 1 | https://marriott.com | 301 | 37 ms | HTTP/1.1 | AkamaiGHost |
| 2 | https://www.marriott.com/default.mi | 200 | 182 ms | HTTP/1.1 |
See the visual redirect chain in the HTTP Probe tab →
A+Crawlabilityrobots.txt present, sitemap with 112 URLsPASS
# Robots.txt file for HTTPS Marriott.com
#
Sitemap: https://www.marriott.com/sitemap-index.xml
#
User-agent: Baiduspider
Disallow: /
#
User-agent: *
Disallow: /zh/
Disallow: /einterface/
Disallow: /hotels/newAdaptiveRoomTypePhotoViewer
Disallow: /reservation/availabilitySearch.mi
Disallow: /aries-search/
Disallow: /offers/preview/
Disallow: /search/
Disallow: /en-gb/search/
Disallow: /es/search/
Disallow: /fr/search/
Disallow: /pt-br/search/
Disallow: /id/search/
Disallow: /zh-hk/search/
Disallow: /ja/search/
Disallow: /ko/search/
Disallow: /th/search/
Disallow: /vi/search/
Disallow: /ar/search/
Disallow: /he/search/
Disallow: /da/search/
Disallow: /de/search/
Disallow: /el/search/
Disallow: /it/search/
Disallow: /nl/search/
Disallow: /no/search/
Disallow: /ru/search/
Disallow: /pl-pl/search/
Disallow: /fi/search/
Disallow: /sv/search/
Disallow: /tr-tr/search/
Disallow: /hi/search/
Allow: /search/default.mi
Allow: /en-gb/search/default.mi
Allow: /es/search/default.mi
Allow: /fr/search/default.mi
Allow: /pt-br/search/default.mi
Allow: /id/search/default.mi
Allow: /zh-hk/search/default.mi
Allow: /ja/search/default.mi
Allow: /ko/search/default.mi
Allow: /th/search/default.mi
Allow: /vi/search/default.mi
Allow: /ar/search/default.mi
Allow: /he/search/default.mi
Allow: /da/search/default.mi
Allow: /de/search/default.mi
Allow: /el/search/default.mi
Allow: /it/search/default.mi
Allow: /nl/search/default.mi
Allow: /no/search/default.mi
Allow: /ru/search/default.mi
Allow: /pl-pl/search/default.mi
Allow: /fi/search/default.mi
Allow: /sv/search/default.mi
Allow: /tr-tr/search/default.mi
Allow: /hi/search/default.mi
#
# /$$ /$$ /$$ /$$ /$$ /$$$$$$ /$$$$$$$$ /$$$$$$
# | $$$ /$$$ |__/ | $$ | $$ /$$__ $$| $$_____/ /$$__ $$
# | $$$$ /$$$$ /$$$$$$ /$$$$$$ /$$$$$$ /$$ /$$$$$$ /$$$$$$ /$$$$$$ | $$ \__/| $$ | $$ \ $$
# | $$ $$/$$ $$ |____ $$ /$$__ $$ /$$__ $$| $$ /$$__ $$|_ $$_/|_ $$_/ | $$$$$$ | $$$$$ | $$ | $$
# | $$ $$$| $$ /$$$$$$$| $$ \__/| $$ \__/| $$| $$ \ $$ | $$ | $$ \____ $$| $$__/ | $$ | $$
# | $$\ $ | $$ /$$__ $$| $$ | $$ | $$| $$ | $$ | $$ /$$| $$ /$$ /$$ \ $$| $$ | $$ | $$
# | $$ \/ | $$| $$$$$$$| $$ | $$ | $$| $$$$$$/ | $$$$/| $$$$/ | $$$$$$/| $$$$$$$$| $$$$$$/
# |__/ |__/ \_______/|__/ |__/ |__/ \______/ \___/ \___/ \______/ |________/ \______/
#
- https://www.marriott.com/content/dam/mar...
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- https://www.marriott.com/en-us/sitemap.d...
- https://www.marriott.com/ja/sitemap.dest...
- https://www.marriott.com/ko/sitemap.dest...
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A+URL Variantswww/non-www, trailing slash, HTTP→HTTPSPASS
www / non-www
Preferred variant: non-www
HTTP → HTTPS
Consistent
A+Domain Intelligencemarriott.com — via CSC Corporate Domains, Inc., 33 years, 9 months old, hosted on AkamaiPASS
204 days
January 4, 2027
295 days
Issued by Sectigo Limited
33 years, 9 months
Registered January 5, 1993
Not enabled
Protects against DNS spoofing
Akamai
ASN AS16625
104.119.104.90
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