Failed to connect to https port 443: Connection refused

Hello as asked, I am pasting the output of the commands here, so you may get an idea what is wrong with my git push..

hasibaasma@Hasibas-MacBook-Pro:~/Research_Readings/Scrmshaw_Evaluation_Pipeline$ ping -c10 bitbucket.org
PING bitbucket.org (104.192.143.2): 56 data bytes
64 bytes from 104.192.143.2: icmp_seq=0 ttl=51 time=34.370 ms
64 bytes from 104.192.143.2: icmp_seq=1 ttl=51 time=37.265 ms
64 bytes from 104.192.143.2: icmp_seq=2 ttl=51 time=37.481 ms
64 bytes from 104.192.143.2: icmp_seq=3 ttl=51 time=51.943 ms
64 bytes from 104.192.143.2: icmp_seq=4 ttl=51 time=34.698 ms
64 bytes from 104.192.143.2: icmp_seq=5 ttl=51 time=34.650 ms
64 bytes from 104.192.143.2: icmp_seq=6 ttl=51 time=34.295 ms
64 bytes from 104.192.143.2: icmp_seq=7 ttl=51 time=33.497 ms
64 bytes from 104.192.143.2: icmp_seq=8 ttl=51 time=34.211 ms
64 bytes from 104.192.143.2: icmp_seq=9 ttl=51 time=36.959 ms

— bitbucket.org ping statistics ---
10 packets transmitted, 10 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 33.497/36.937/51.943/5.183 ms
hasibaasma@Hasibas-MacBook-Pro:~/Research_Readings/Scrmshaw_Evaluation_Pipeline$ ping6 -c10 bitbucket.org
PING6(56=40+8+8 bytes) 2604:6000:cf05:d400:c845:49be:530d:b5b1 --> 2401:1d80:1010::150
16 bytes from 2401:1d80:1010::150, icmp_seq=0 hlim=49 time=58.969 ms
16 bytes from 2401:1d80:1010::150, icmp_seq=1 hlim=49 time=56.127 ms
16 bytes from 2401:1d80:1010::150, icmp_seq=2 hlim=49 time=72.343 ms
16 bytes from 2401:1d80:1010::150, icmp_seq=3 hlim=49 time=55.913 ms
16 bytes from 2401:1d80:1010::150, icmp_seq=4 hlim=49 time=57.415 ms
16 bytes from 2401:1d80:1010::150, icmp_seq=5 hlim=49 time=78.138 ms
16 bytes from 2401:1d80:1010::150, icmp_seq=6 hlim=49 time=59.546 ms
16 bytes from 2401:1d80:1010::150, icmp_seq=7 hlim=49 time=58.268 ms
16 bytes from 2401:1d80:1010::150, icmp_seq=8 hlim=49 time=57.495 ms
16 bytes from 2401:1d80:1010::150, icmp_seq=9 hlim=49 time=58.067 ms

— bitbucket.org ping6 statistics ---
10 packets transmitted, 10 packets received, 0.0% packet loss
round-trip min/avg/max/std-dev = 55.913/61.228/78.138/7.204 ms
hasibaasma@Hasibas-MacBook-Pro:~/Research_Readings/Scrmshaw_Evaluation_Pipeline$ traceroute bitbucket.org
traceroute to bitbucket.org (104.192.143.2), 64 hops max, 52 byte packets
1 192.168.0.1 (192.168.0.1) 2.207 ms 1.341 ms 1.293 ms
2 142.254.216.213 (142.254.216.213) 19.675 ms 13.638 ms 10.228 ms
3 agg60.wsvlnywf01h.northeast.rr.com (24.58.216.41) 382.656 ms 24.354 ms 23.789 ms
4 agg26.lkwnnyad02r.northeast.rr.com (24.58.37.60) 12.076 ms 12.971 ms 12.954 ms
5 be29.albynyyf01r.northeast.rr.com (24.58.32.58) 21.736 ms 26.620 ms 24.517 ms
6 bu-ether16.nycmny837aw-bcr00.tbone.rr.com (66.109.6.74) 33.679 ms 35.337 ms 34.995 ms
7 ae-1-0.c1.buf00.tbone.rr.com (66.109.1.57) 28.070 ms
0.ae1.pr1.nyc20.tbone.rr.com (107.14.17.218) 28.117 ms
0.ae0.pr1.nyc20.tbone.rr.com (107.14.17.216) 29.221 ms
8 66.109.7.26 (66.109.7.26) 27.252 ms 28.055 ms 27.488 ms
9 akamai-us-gw.nyk.cw.net (195.89.106.110) 28.294 ms 31.032 ms 35.344 ms
10 po110.bs-a.sech-lga.netarch.akamai.com (23.57.97.243) 27.541 ms
po110.bs-b.sech-lga.netarch.akamai.com (23.57.97.245) 28.238 ms
po110.bs-a.sech-lga.netarch.akamai.com (23.57.97.243) 28.098 ms
11 ae120.access-a.sech-lga.netarch.akamai.com (23.57.97.249) 30.464 ms 29.184 ms
ae121.access-a.sech-lga.netarch.akamai.com (23.57.97.251) 29.622 ms
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hasibaasma@Hasibas-MacBook-Pro:~/Research_Readings/Scrmshaw_Evaluation_Pipeline$ traceroute6 bitbucket.org
traceroute6 to bitbucket.org (2401:1d80:1010::152) from 2604:6000:cf05:d400:c845:49be:530d:b5b1, 64 hops max, 12 byte packets
1 * * *
2 2604:6000:cfc0:3e::1 23.820 ms 10.586 ms 9.919 ms
3 2604:6000::4:0:2007:0:1086 16.290 ms 22.352 ms 20.400 ms
4 2604:6000::4:0:2007:0:200a 17.482 ms 19.062 ms 17.496 ms
5 2604:6000:0:4::d7 29.086 ms 60.915 ms 20.368 ms
6 2001:1998:0:8::10 41.248 ms 52.280 ms 30.167 ms
7 2001:1998:0:4::9d 29.946 ms 26.288 ms
2001:1998:0:4::569 30.557 ms
8 lag-82.ear2.chicago2.level3.net 27.502 ms 26.634 ms 25.723 ms
9 lo-0-v6.ear1.washington12.level3.net 51.687 ms 50.957 ms 49.859 ms
10 atlassin-in.ear1.washington12.level3.net 51.007 ms 54.264 ms 49.811 ms
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hasibaasma@Hasibas-MacBook-Pro:~/Research_Readings/Scrmshaw_Evaluation_Pipeline$ GIT_CURL_VERBOSE=1 git ls-remote https://bitbucket.org/bitbucket/do_not_delete

• Couldn't find host bitbucket.org in the .netrc file; using defaults
• Trying 2401:1d80:1010::152...
• TCP_NODELAY set
• Connected to bitbucket.org (2401:1d80:1010::152) port 443 (#0)
• ALPN, offering http/1.1
• Cipher selection: ALL:!EXPORT:!EXPORT40:!EXPORT56:!aNULL:!LOW:!RC4:@STRENGTH
• successfully set certificate verify locations:
• CAfile: /etc/ssl/cert.pem
  CApath: none
• SSL connection using TLSv1.2 / ECDHE-ECDSA-AES128-GCM-SHA256
• ALPN, server accepted to use http/1.1
• Server certificate:
• subject: businessCategory=Private Organization; 1.3.6.1.4.1.311.60.2.1.3=US; 1.3.6.1.4.1.311.60.2.1.2=Delaware; serialNumber=3928449; C=US; ST=California; L=San Francisco; O=Atlassian, Inc.; OU=Bitbucket; CN=bitbucket.org
• start date: Apr 19 00:00:00 2018 GMT
• expire date: Apr 21 12:00:00 2020 GMT
• subjectAltName: host "bitbucket.org" matched cert's "bitbucket.org"
• issuer: C=US; O=DigiCert Inc; OU=www.digicert.com; CN=DigiCert SHA2 Extended Validation Server CA
• SSL certificate verify ok.

GET /bitbucket/do_not_delete/info/refs?service=git-upload-pack HTTP/1.1

Host: bitbucket.org
User-Agent: git/2.18.0
Accept: /
Accept-Encoding: deflate, gzip
Pragma: no-cache

< HTTP/1.1 200 OK
< Server: nginx
< Cache-Control: no-cache
< Content-Type: application/x-git-upload-pack-advertisement
< Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
< Date: Fri, 03 Aug 2018 02:53:21 GMT
< Transfer-Encoding: chunked
< Connection: close
<

• Closing connection 0
  eb4a8970f7ada7b058734782f8e21cb77d9e8184 HEAD
  eb4a8970f7ada7b058734782f8e21cb77d9e8184 refs/heads/master