The Retry-After response HTTP header indicates how long the user agent should wait before making a follow-up request. There are three main cases this header is used: When sent with a 503 (Service Unavailable) response this indicates how long the service is expected to be unavailable.
Websites using header Retry-After | 24,217 |
Percentage of websites that use Retry-After header | 0.22% |
Total discovered header values | 242 |
Header uses directives | No |
Header values are unique or random | No |
Most popular in the country | ![]() |
Top 10k sites | 237 websites |
Top 100k sites | 729 websites |
Top 1m sites | 4,394 websites |
Domain | Country | Rank | Contacts |
---|---|---|---|
|
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13 | |
|
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35 | |
|
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41 | |
|
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42 | |
|
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47 | |
|
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52 |
Header value | Value prevalence |
---|---|
0 | 51.41% |
3600 | 19.49% |
86400 | 14.36% |
5 | 5.19% |
600 | 3.08% |
300 | 1.03% |
7200 | 0.81% |
60 | 0.73% |
5400 | 0.60% |
604800 | 0.57% |
14400 | 0.29% |
1800 | 0.17% |
120 | 0.14% |
10 | 0.13% |
30 | 0.13% |
172800 | 0.10% |
18000 | 0.08% |
20 | 0.08% |
900 | 0.08% |
259200 | 0.07% |