www.navcen.uscg.gov

• charset: utf-8
• name: Generator content: Drupal 9 (https://www.drupal.org)
• name: MobileOptimized content: width
• name: HandheldFriendly content: true
• name: viewport content: width=device-width, initial-scale=1.0

• Skip to main content
• Home
• Search
• http://www.navcen.uscg.gov/marsec
• http://www.navcen.uscg.gov/port-status
• MSI App (Build Custom LNMs and Light Lists)
• Broadcast Notices to Mariners (BNMs)
• Space Operations Launch and Recovery (SOLAR)
• Local Notices to Mariners Weekly (LNM - PDF only)
• Light Lists Weekly (LL - PDF only)
• SARSAT - Home
• Marine Safety Information Bulletins (MSIBs)
• International Ice Patrol
• Maritime Safety Information
• Contact Us
• AIS Historical Data Requests
• Report an ATON Discrepancy
• Report an LRIT Issue
• Report an AIS Problem
• Report an Iceberg
• Request a Marine Event Permit (Coming Soon!)
• Sign Up For Email Notifications
• Contact Us/Report a Problem
• GPS Constellation
• NANUS, Almanacs, OAs, SOFs
• Report a GPS Disruption
• GPS User Issue Detection & Evaluation (GUIDE) Tool
• Technical References
• Civil GPS Service Interface Committee (CGSIC)
• more
• USCG Navigation Rules
• Automatic Identification System (AIS)
• Vessel Traffic Services (VTS)
• Vessel Information Verification System (VIVS)
• Ports and Waterways Safety Assessments (PAWSA)
• Port Access Route Studies (PARS)
• Search
• News and Notices
• About Us
• Archives
• Resources
• Nav Systems and Services
• Waterways

            Domain Name: USCG.GOV
Registrar: get.gov
Domain Status: server transfer prohibited
Creation Date: 2000-05-22T19:55:30.000Z
Registry Expiry Date: 2026-08-26T13:19:11.347Z
Updated Date: 2025-08-31T13:19:11.347Z
Name Server: CGNS1.USCG.GOV
Name Server: CGNS4.USCG.GOV
Name Server: CGNS5.USCG.GOV
REGISTRAR Contact: get.gov
ADMINISTRATIVE Contact: REDACTED FOR PRIVACY
SECURITY Contact: REDACTED FOR PRIVACY
TECHNICAL Contact: REDACTED FOR PRIVACY
>>> Last update of RDAP database: 2026-07-13T13:07:27Z         

			#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used:    http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html

User-agent: *
# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.txt
Disallow: /web.config
# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register
Disallow: /user/password
Disallow: /user/login
Disallow: /user/logout
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password
Disallow: /index.php/user/register
Disallow: /index.php/user/login
Disallow: /index.php/user/logout
        

SEO tècnic

SEO a la pàgina

Contingut i UX