请教openwrt的ddns利用阿里云的域名，ipv6总是更新失败为什么？

zang***

各位大神，请教一下，为什么我的阿里云的域名ipv6更新总是不成功，我用的是IPV6的地址，地址能够获取，就是更新的时候报错，不知道为什么！
下面是运行的日志代码，不知道是哪里的问题，我觉得好像设置没有错误！
213753       : ************ ************** ************** **************
213753  note : PID '16053' started at 2024-01-20 21:37
213753       : ddns version  : 2.8.2-40
213753       : uci configuration:
ddns.myddns_ipv6.check_interval='10'
ddns.myddns_ipv6.check_unit='minutes'
ddns.myddns_ipv6.domain='www.***.com'
ddns.myddns_ipv6.enabled='1'
ddns.myddns_ipv6.force_interval='10'
ddns.myddns_ipv6.force_ipversion='1'
ddns.myddns_ipv6.force_unit='minutes'
ddns.myddns_ipv6.interface='lan'
ddns.myddns_ipv6.ip_network='lan'
ddns.myddns_ipv6.ip_source='network'
ddns.myddns_ipv6.lookup_host='www.***.com'
ddns.myddns_ipv6.password='***PW***'
ddns.myddns_ipv6.retry_interval='60'
ddns.myddns_ipv6.retry_max_count='0'
ddns.myddns_ipv6.retry_unit='seconds'
ddns.myddns_ipv6.service_name='aliyun.com'
ddns.myddns_ipv6.use_ipv6='1'
ddns.myddns_ipv6.use_syslog='2'
ddns.myddns_ipv6.username='LTAI5sdfsdfsdfsdfsd'
ddns.myddns_ipv6=service
213753       : verbose mode  : 0 - run normal, NO console output
213753       : check interval: 600 seconds
213754       : force interval: 600 seconds
213754       : retry interval: 60 seconds
213754       : retry max count : 0 times
213754       : No old process
213754       : last update: never
213754       : Detect registered/public IP
213754       : #> /usr/bin/host -t AAAA -6 www.***.com >/var/run/ddns/myddns_ipv6.dat 2>/var/run/ddns/myddns_ipv6.err
213754       : Registered IP '240e:386:930:15f1::1' detected
213754  info : Starting main loop at 2024-01-20 21:37
213754       : Detect current IP on 'network'
213754       : Current IP '240e:**:**:**::1' detected on network 'lan'
213754       : Update needed - L: '240e:**:**:**:0000:0000:0000:0001' <> R: '240e:0386:0930:15f1:0000:0000:0000:0001'
213754       : parsing script '/usr/lib/ddns/update_aliyun_com.sh'
213755       : Force communication via device 'br-lan'
213755       : #> /usr/bin/curl -RsS -o /var/run/ddns/myddns_ipv6.dat --stderr /var/run/ddns/myddns_ipv6.err -d 'AccessKeyId=LTAsdfsdfsfdssdfd9&Action=DescribeSubDomainRecords&DomainName=www.***.com&Format=JSON&SignatureMethod=HMAC-SHA1&SignatureNonce=eca8c355-d522-43f3-a4cc-58162f939ee6&SignatureVersion=1.0&SubDomain=%40.www.***.com&Timestamp=2024-01-20T13%3A37%3A54Z&Type=AAAA&Version=2015-01-09&Signature=wevKReQDqM3ZS9kehukOaES8PsQ%3D' --interface br-lan -6 --noproxy '*' 'https://alidns.aliyuncs.com'
213755 ERROR : cURL Error: '7'
213755       : curl: (7) Error
213755  WARN : Transfer failed - retry 1/ in 60 seconds