SSL Report: api.substack.com
Assessed on:  Wed, 08 Oct 2025 01:55:57 UTC | Clear cache
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  Server Test time Grade
1 172.64.150.56
Ready
Wed, 08 Oct 2025 01:50:01 UTC
Duration: 90.310 sec
A+
2 104.18.37.200
Ready
Wed, 08 Oct 2025 01:51:31 UTC
Duration: 90.203 sec
A+
3 2606:4700:440b:0:0:0:6812:25c8
Ready
Wed, 08 Oct 2025 01:53:01 UTC
Duration: 87.720 sec
A+
4 2606:4700:4400:0:0:0:ac40:9638
Ready
Wed, 08 Oct 2025 01:54:29 UTC
Duration: 87.643 sec
A+

SSL Report v2.4.1