How popular isSectigo?
In September 2026, people searched for Sectigo by name about 27,100 times worldwide, about the same as the previous year. These searches made up 0.59% of all global SSL certificate provider searches, placing Sectigo fifth out of seven providers. When we asked both ChatGPT and Google AI Overviews about SSL certificate providers, Sectigo appeared in three of the five answers and was the third most recommended of the seven.
Sectigo is the fifth most searched of 7 competitors and the third most recommended in AI answers.
CloudflareShare of searches 88.7%Mentioned in 3 of 5 AI answersPlace in AI recommendations 4th
ComodoShare of searches 8%Mentioned in 0 of 5 AI answersPlace in AI recommendations –
Let's EncryptShare of searches 1.4%Mentioned in 5 of 5 AI answersPlace in AI recommendations 1st
DigiCertShare of searches 1.1%Mentioned in 3 of 5 AI answersPlace in AI recommendations 2nd- SectigoShare of searches 0.59%Mentioned in 3 of 5 AI answersPlace in AI recommendations 3rd
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Top SSL certificate providers in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Sectigo was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Sectigo is the third most recommended of the seven.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Let's Encrypt1st
DigiCert2nd- Sectigo3rd
Cloudflare4th
GlobalSign5th
Comodo–
Namecheap–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Let's Encrypt5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Cloudflare3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
DigiCert3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers- Sectigo3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
GlobalSign1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Comodo0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Namecheap0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about SSL certificate providers
5 answers
Asked ChatGPT
“Which SSL certificate provider should I use?”
Asked ChatGPT
“What are the best SSL certificate providers?”
Asked ChatGPT
“What's the best SSL certificate provider for website security?”
Searched Google, AI Overview
“website ssl certificate”
Searched Google, AI Overview
“domain validation certificate”
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Which SSL certificate providers compete with Sectigo?
Share of searches by month for Cloudflare, Comodo, Sectigo. The figures are in the table below the chart.
View monthly share of searches table
| Month | Cloudflare | Comodo | Let's Encrypt | DigiCert | Sectigo | GlobalSign | Namecheap |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 78% | 15.8% | 3.1% | 1.7% | 0.94% | 0.52% | <0.01% |
| Nov 2025 | 93.5% | 4.6% | 0.91% | 0.51% | 0.28% | 0.12% | <0.01% |
| Dec 2025 | 88.4% | 8% | 1.9% | 0.88% | 0.48% | 0.26% | <0.01% |
| Jan 2026 | 80.9% | 13.4% | 3.1% | 1.5% | 0.8% | 0.36% | <0.01% |
| Feb 2026 | 83.2% | 11.3% | 2.8% | 1.5% | 0.82% | 0.37% | <0.01% |
| Mar 2026 | 85.9% | 9.5% | 2.2% | 1.3% | 0.69% | 0.38% | <0.01% |
| Apr 2026 | 86% | 9.5% | 2.2% | 1.3% | 0.7% | 0.31% | <0.01% |
| May 2026 | 86% | 9.5% | 2.2% | 1.3% | 0.7% | 0.31% | <0.01% |
| Jun 2026 | 85.7% | 9.5% | 2.6% | 1% | 0.69% | 0.46% | <0.01% |
| Jul 2026 | 86.5% | 9.6% | 1.9% | 1% | 0.7% | 0.31% | <0.01% |
| Aug 2026 | 89% | 8% | 1.4% | 0.88% | 0.48% | 0.26% | <0.01% |
| Sep 2026 | 88.7% | 8% | 1.4% | 1.1% | 0.59% | 0.26% | <0.01% |
| Rank | Brand | Share of searches | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 88.7% | 4.1M | 0% | -0.3 points | |
| 2, held 2nd | 8% | 370K | +0.08% | 0 points | |
| 3, held 3rd | 1.4% | 62.7K | 0% | 0 points | |
| 4, held 4th | 1.1% | 49.5K | +22.2% | +0.2 points | |
| 5, held 5th | 0.59% | 27.1K | +22.1% | +0.1 points | |
| 6, held 6th | 0.26% | 12.1K | 0% | 0 points | |
| 7, held 7th | <0.01% | 110 | -21.4% | 0 points |
88.7%
Held 1st. 4.1M estimated branded searches, 0% vs prior month. Share -0.3 points.
2.
Comodo8%
Held 2nd. 370K estimated branded searches, +0.08% vs prior month. Share 0 points.
1.4%
Held 3rd. 62.7K estimated branded searches, 0% vs prior month. Share 0 points.
4.
DigiCert1.1%
Held 4th. 49.5K estimated branded searches, +22.2% vs prior month. Share +0.2 points.
5.Sectigo
0.59%
Held 5th. 27.1K estimated branded searches, +22.1% vs prior month. Share +0.1 points.
0.26%
Held 6th. 12.1K estimated branded searches, 0% vs prior month. Share 0 points.
<0.01%
Held 7th. 110 estimated branded searches, -21.4% vs prior month. Share 0 points.
Compare popularity between Sectigo and its closest rivals
Every comparison with Sectigo
6 comparisons
How has branded search demand for Sectigo changed worldwide over the last 12 months?
2 findings
- Across the 12 months ending September 2026, estimated monthly branded searches for Sectigo worldwide held steady at 27.1K.
- Across the 12 months ending September 2026, Sectigo’s share of searches among SSL certificate providers worldwide held steady, from 0.94% to 0.59%.
How did search popularity change for SSL certificate providers worldwide in September 2026?
5 changes

Let's Encrypt’s share of searches among SSL certificate providers worldwide has lost ground for 3 months in a row, from 2.6% to 1.4% in September 2026.

Estimated monthly branded searches for Cloudflare worldwide rose 82.6% over 12 measured months, from 2.2M to 4.1M in September 2026.

Estimated monthly branded searches for Namecheap worldwide fell 21.4% over 12 measured months, from 140 to 110 in September 2026.

Estimated monthly branded searches for Comodo worldwide fell 18.3% over 12 measured months, from 453K to 370K in September 2026.

Estimated monthly branded searches for GlobalSign worldwide fell 18.2% over 12 measured months, from 14.8K to 12.1K in September 2026.
How are Sectigo’s branded searches counted?
1 search term
Brandwave collects information about searches that people make online using Sectigo’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.
- sectigo
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