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Rank #5,712Updated November 10, 2026

ntsb.gov

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ntsb.gov is registered with get.gov since October 2, 1997 (29.1 years). The registration expires on September 5, 2027. The site runs on ASP.NET, Cloudflare Web Analytics, Google Analytics 4 and 5 other technologies. Its email security grade is B. Its SSL certificate is issued by Google Trust Services and is valid for 86 more days.

Domain age
29.1 yrs
Technologies
8
Email security
B
SSL days left
86

Registration

Registrarget.gov
IANA ID8888888
RegisteredOctober 2, 1997
ExpiresSeptember 5, 2027
UpdatedSeptember 9, 2026
Statusserver transfer prohibited
Name serversaudrey.ns.cloudflare.com, todd.ns.cloudflare.com
DNSSECSigned
RegistrantNational Transportation Safety Board, United States

DNS records

TypeValueTTL
A104.18.20.7851
A104.18.21.7851
MXntsb-gov.mail.protection.outlook.com 0300
NStodd.ns.cloudflare.com86400
NSaudrey.ns.cloudflare.com86400
TXTMS=ms4066207430
TXTMS=ms8666861930
TXT00Dcs00000F3I7p=1TBcs0000000Mi530
TXTapple-domain-verification=3iOMpSP40e5ry6th30
TXTcloudflare_dashboard_sso=7dc973a5e3dad21096b7177c51098ead30
TXTgoogle-site-verification=XV4JnunBdJOm2Hc-LgwyNqhHxAKulyRclTyp61Hqg8E30
TXT1FYYN6wS5AmvOawPn4Bp67qJCAlG9/OyikawcFX7uCrzC8bxCKbA7QKBmRzjsnIJRDxzbyNqz53WDg3uRERoYA==30
TXT3BQlhb+WKbzpH6m/72YmTtmqQEyzoVL3SH/jwMVjgHMyonvSDGfzSUylGXBHflogh22Img2heS17LcKcxRXTXQ==30
TXTadobe-sign-verification=1c50743909f8880b93400c7257261dbf5a54eb770d21db8d727923be827b0b4d30
TXTbox-domain-verification=92e6e89f1879fc2a44c110016d1ef837b8c31106e35560aa8c42e3c6904387ac30
TXTadobe-idp-site-verification=59ba67cbfc4785feef85a4ef699876f643c02096e33132a3be07e10c8cbb77dc30
TXTv=spf1 include:spf.protection.outlook.com include:_spf-ssg-a.microsoft.com a:spf.ntsb.gov include:_spfg.salesforce.com -all30
AAAA2606:4700::6812:144e300
AAAA2606:4700::6812:154e300

Technology stack

Analytics and advertising IDs

google_analytics:G-0Y8G8VE83L

SSL certificate

ValidValid
IssuerUS, WE1, Google Trust Services
ExpiresFebruary 4, 2027
Days remaining86
ProtocolTLSv1.3
Namesntsb.gov, maintenance.ntsb.gov

Email security

BScore 85/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
  • warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
  • warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
  • goodSPF record found.
  • goodSPF ends with -all: servers you have not listed are rejected (hard fail).
  • goodDMARC policy is reject: mail that fails authentication is blocked.
  • goodDMARC aggregate reports are sent to mailto:[email protected], mailto:[email protected].
  • goodDKIM keys found (selector: selector2, s1, s2).
  • good1 MX record(s) found. Mail is handled by Microsoft 365.

Homepage metadata

TitleHome
Languageen-US
Canonicalhttps://www.ntsb.gov:443/Pages/home.aspx
IndexableYes
Word count507

About ntsb.gov

Who is the registrar of ntsb.gov?

ntsb.gov is registered with get.gov (IANA ID 8888888).

When does ntsb.gov expire?

The current registration of ntsb.gov expires on September 5, 2027. It was first registered on October 2, 1997.

What technology does ntsb.gov use?

We detected 8 technologies on ntsb.gov, including Cloudflare Web Analytics, Google Analytics 4, Cloudflare, Font Awesome, jQuery, Content Security Policy.

Does ntsb.gov protect its email with SPF and DMARC?

ntsb.gov scores 85/100 (grade B) for email security. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection. No TLS-RPT record, so you won't hear about failed encrypted deliveries.

What are the name servers of ntsb.gov?

ntsb.gov uses todd.ns.cloudflare.com, audrey.ns.cloudflare.com.