Last updated: September 2026
Global rank: Worldwide · 2026-09
#339,138
AI visibility: Grade A
87
SEO health: Latest audit
68
Visits
169
per month, estimated
Keywords
33
ranking in Google
Organic share
100%
169 organic visits
LLMS.txt
Published
147 lines AI engines can read
You're seeing the free preview of iacs.org.uk
iacs.org.uk Company Profile
The International Association of Classification Societies (IACS) brings together the world's leading classification societies to advance maritime safety and environmental protection. Founded back in 1968, it sets the gold standard for ship classification, ensuring vessels meet rigorous technical requirements before they hit the high seas. Members collaborate on developing Unified Requirements that cover everything fr…
International Association of Classification Societies was founded in 1968, about 58 years ago, and is headquartered in London, United Kingdom. Its workforce is listed as between 11 and 50 employees. Its profile files it under Maritime Safety, with further tags for Classification Societies, Shipping Standards and Cyber Resilience. Products on record for it: Unified Requirements (URs), Common Structural Rules (CSRs), Technical Resolutions and Blue Book Standards. Its tagline reads: "Safeguarding shipping through unified standards and technical expertise".
- Sector
- Maritime Safety
- Headquarters
- London, United Kingdom
- Founded
- 1968
- Employees
- 11-50
- Revenue
- Not Disclosed
- Funding
- Not Disclosed
- Products
- Unified Requirements (URs), Common Structural Rules (CSRs), Technical Resolutions, Blue Book Standards
iacs.org.uk Web Traffic Statistics
Key findings
- International Association of Classification Societies (Maritime Safety) is ranked #339,138 worldwide in our September 2026 domain ranking, down 54,550 places from #284,588 in August 2026.
- It is estimated to receive about 169 visits a month from search, 100% of it organic, across 33 ranking keywords.
- Its AI visibility score is 87 out of 100 (grade A), with a published llms.txt of 147 lines.
- Its last technical audit scored 68/100, with "Improve Page Speed" the highest-priority fix.
| Month | Rank | Move |
|---|---|---|
| September 2026 | #339,138 | ▼ 54,550 |
| August 2026 | #284,588 | ▲ 2,980 |
| July 2026 | #287,568 | ▲ 21,513 |
| June 2026 | #309,081 | — |
| May 2026 | #309,081 | ▲ 11,505 |
| April 2026 | #320,586 | ▼ 24,071 |
| March 2026 | #296,515 | ▼ 57,591 |
| February 2026 | #238,924 | — |
What this company does
The International Association of Classification Societies (IACS) brings together the world's leading classification societies to advance maritime safety and environmental protection. Founded back in 1968, it sets the gold standard for ship classification, ensuring vessels meet rigorous technical requirements before they hit the high seas. Members collaborate on developing Unified Requirements that cover everything fr…
Our read on the site
The overall SEO health of iacs.org.uk is moderate, with significant room for improvement in performance and on-page optimization. While the site has a strong focus on best practices and security, it suffers from low performance scores and several technical issues that could hinder user experience and search visibility.
iacs.org.uk Traffic and Visitor Engagement
iacs.org.uk draws an estimated 169 visits a month from search engines. Effectively all of it is organic — about 169 visits from unpaid results. Spread across 33 ranking keywords, that averages roughly 5.1 organic visits per keyword.
Monthly visits
169
Latest estimate
Change
No monthly history yet
It starts building from the first scan
Organic visits
169
100% of all traffic
Paid visits
0
No paid search detected
Organic vs paid
100%
0%
We don't hold a month-by-month history for this domain yet.
The traffic dashboard builds one from the first scan onwards.
iacs.org.uk AI Visibility
On our AI visibility scale iacs.org.uk earns 87 of 100 points, a grade A. It takes full marks for LLMS.txt and Structured data. The biggest gap is SEO health, at 15 of 20 points (73/100), worth 5 points if closed. It also loses points on Crawlability (5/10) and Company profile (22/25).
Grade A
Scored from this domain's own data — llms.txt, profile completeness, technical health, crawlability and structured data.
Present
7/8 core fields
73/100
robots ✗ · sitemap ✓
Detected
Fix these first
- → Complete your company profile so AI answers about you stay accurate.
- → Add robots.txt so AI crawlers can read you.
iacs.org.uk LLMS.txt
The llms.txt on iacs.org.uk runs to 147 lines (6,684 characters) across 12 sections, last generated in April 2026. It introduces the site as "IACS | International Association of Classification Societies". It tells AI engines the business works in Maritime Safety, Classification Standards, Shipping Regulations, Cyber Resilience and Decarbonization. It describes 4 products, with prices such as Blue Book at Free for members. Services it lists include Member Audits, Technical Training, Regulatory Advocacy and Decarbonization Consulting. The audience it names is Shipping executives, engineers, regulators, aged 25-65 (Global). Technologies it mentions include HTTPS/SSL, Responsive Viewport and XML Sitemap. The keywords it claims start with "maritime safety", "IACS", "IACS standards" and "shipping regulations". It gives the company type as Non-Profit.
Status
Published
AI engines can read it
Lines
147
In the file
Size
6.7K
Characters
Sections
12
Updated Apr 26, 2026
What the file says
# IACS | International Association of Classification Societies ## About IACS stands as the voice of classification societies worldwide, driving excellence in ship safety and performance. They unite 12 major members who classify the bulk of the global fleet, crafting rules that prevent disasters and cut emissions. From hull integrity to engine efficiency, their standards shape how ships are built and run. Operators rely on IACS for compliance tools that simplify regs from IMO and beyond. Cyber work fortifies vessels against hacks, while green initiatives target net-zero shipping. Training and audits keep everyone sharp. Their Blue Book packs decades of wisdom into practical guides. Decarbonization roadmaps explore LNG, hydrogen, and wind tech. Members share data to spot trends early. IACS lobbies for smarter policies, balancing trade with planet care. Recent focus hits crew safety and digital twins. It's all about reliable seas for tomorrow's cargo. **Areas of Work:** Maritime Safety, Classification Standards, Shipping Regulations, Cyber Resilience, Decarbonization ## Things to Remember - **Website:** https://iacs.org.uk - **Address:** - **Contact:** - **Phone:** - **Hours:** - **Timezone:** - **Currency:** - **Company Type:** Non-Profit - **Employees:** 11-50 - **Revenue:** Not Disclosed - **Hiring Status:** Not currently hiring ## Products - **Unified Requirements**
Sections in the file
Areas of work
Keywords it claims
Technologies
Products it tells AI about
- Unified RequirementsContact for access
- Blue BookFree for members
- Common Structural RulesContact for licensing
- Cyber Security GuidelinesContact for details
Services it tells AI about
- Member Audits
- Technical Training
- Regulatory Advocacy
- Decarbonization Consulting
- Compliance Verification
Competitors it names
Audience it targets
Shipping executives, engineers, regulators · 25-65 · Global
Company type
Non-Profit
iacs.org.uk Organic Keywords
Google lists iacs.org.uk for about 33 keywords, which together bring an estimated 169 organic visits a month.
Ranking keywords
33
Found in Google for this domain
Visits they bring
169
Estimated organic visits a month
Top ranking keywords
No ranked-keyword data cached for this domain yet.
Ranked Keywords pulls the full list on its first run.
What it ranks for
iacs.org.uk SEO Audit
The latest technical audit of iacs.org.uk scored 68 out of 100 overall. Performance is its weakest area at 21, while accessibility scores highest at 79. The audit makes 12 recommendations in all, and 4 of the 4 listed first are rated high priority or critical.
Overall
SEO
Performance
Accessibility
Fix these first
- CriticalImprove Page Speed
- HighAdd Alt Text to Images
- CriticalCreate a Robots.txt File
- HighFix Broken Links
8 more recommendations, with the exact changes and the pages they apply to, are in the full report.
iacs.org.uk Competitors and Alternatives
International Association of Classification Societies's company profile names https://www.imo.org, https://www.iadc.org, https://www.bimco.org and https://www.ics-shipping.org as competitors. Its own llms.txt adds https://www.wmu.se and https://www.marineinsight.com. Outside its market, the domains ranked closest to it in our worldwide ranking are grandprix.com.au, sklep-bobcat.pl, nevostil.ru and casadecampo.com.do.
iacs.org.uk Traffic by Country
Which markets this brand actually serves, and where the web links to it from.
Top customer markets
AI estimate · live webWe only measure visitor geography for domains whose analytics are connected to us. For everyone else this is read live from the web and shown as an estimate — never mixed in with the measured numbers.
No market breakdown available for this brand.
Where its backlinks come from
Measured. The country each linking site is hosted in — a real signal of which regions know this brand.
No backlink sample for this domain yet.
Backlink Analytics collects one on its first run.
iacs.org.uk Backlink Analytics
Who vouches for this domain. Strong, varied links are still the clearest signal of authority — to search engines and to AI engines that cite sources.
We haven't run a backlink crawl for iacs.org.uk yet, so there are no link counts to show. Backlink Analytics builds the profile on its first run and it appears here after that.
—
links on file
Companies ranked next to iacs.org.uk
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