Jan 19 2020 website is up, down, up, down

Time to time it's ok or the "Internal server error"
curl -v https://godoc.org/encoding/binary
*   Trying 216.239.36.21:443...
* TCP_NODELAY set
* Connected to godoc.org (216.239.36.21) port 443 (#0)
* ALPN, offering h2
* ALPN, offering http/1.1
* successfully set certificate verify locations:
*   CAfile: /etc/ssl/certs/ca-certificates.crt
  CApath: none
* TLSv1.3 (OUT), TLS handshake, Client hello (1):
* TLSv1.3 (IN), TLS handshake, Server hello (2):
* TLSv1.3 (IN), TLS handshake, Encrypted Extensions (8):
* TLSv1.3 (IN), TLS handshake, Certificate (11):
* TLSv1.3 (IN), TLS handshake, CERT verify (15):
* TLSv1.3 (IN), TLS handshake, Finished (20):
* TLSv1.3 (OUT), TLS change cipher, Change cipher spec (1):
* TLSv1.3 (OUT), TLS handshake, Finished (20):
* SSL connection using TLSv1.3 / TLS_AES_256_GCM_SHA384
* ALPN, server accepted to use h2
* Server certificate:
*  subject: CN=godoc.org
*  start date: Jan 14 13:25:57 2020 GMT
*  expire date: Apr 13 13:25:57 2020 GMT
*  subjectAltName: host "godoc.org" matched cert's "godoc.org"
*  issuer: C=US; O=Google Trust Services; CN=GTS CA 1D2
*  SSL certificate verify ok.
* Using HTTP2, server supports multi-use
* Connection state changed (HTTP/2 confirmed)
* Copying HTTP/2 data in stream buffer to connection buffer after upgrade: len=0
* Using Stream ID: 1 (easy handle 0x562be2316820)
> GET /encoding/binary HTTP/2
> Host: godoc.org
> user-agent: curl/7.68.0
> accept: */*
> 
* Connection state changed (MAX_CONCURRENT_STREAMS == 100)!
< HTTP/2 500 
< date: Sun, 19 Jan 2020 08:31:19 GMT
< content-type: text/plain; charset=utf-8
< content-length: 22
< x-cloud-trace-context: 20b68d76cfda71dc4707ece910c53c0a/16217606023775749747;o=1
< via: 1.1 google
< 
* Connection #0 to host godoc.org left intact
Internal server error.
golang / gddo

Jan 19 2020 website is up, down, up, down #669
