My IPFS gateway configuration for CGNAT environment.

ipfs-config.json

{
    "Bootstrap": [
        "/dnsaddr/bootstrap.libp2p.io/p2p/QmNnooDu7bfjPFoTZYxMNLWUQJyrVwtbZg5gBMjTezGAJN",
        "/dnsaddr/bootstrap.libp2p.io/p2p/QmQCU2EcMqAqQPR2i9bChDtGNJchTbq5TbXJJ16u19uLTa",
        "/dnsaddr/bootstrap.libp2p.io/p2p/QmbLHAnMoJPWSCR5Zhtx6BHJX9KiKNN6tpvbUcqanj75Nb",
        "/dnsaddr/bootstrap.libp2p.io/p2p/QmcZf59bWwK5XFi76CZX8cbJ4BhTzzA3gU1ZjYZcYW3dwt",
        "/ip4/104.131.131.82/tcp/4001/p2p/QmaCpDMGvV2BGHeYERUEnRQAwe3N8SzbUtfsmvsqQLuvuJ",
        "/ip4/104.131.131.82/udp/4001/quic/p2p/QmaCpDMGvV2BGHeYERUEnRQAwe3N8SzbUtfsmvsqQLuvuJ"
    ],
    "Addresses": {
        "AppendAnnounce": [
            "/ip4/13.57.61.41/udp/4001/quic",
            "/ip4/13.57.61.41/tcp/4001",
            "/ip4/172.65.0.13/tcp/4009",
            "/ip6/2606:4700:60::6/tcp/4009",
            "/dnsaddr/nyc1-1.hostnodes.pinata.cloud",
            "/dnsaddr/fra1-2.hostnodes.pinata.cloud",
            "/dns/cluster0.fsn.dwebops.pub",
            "/dns4/nft-storage-am6.nft.dwebops.net/tcp/18402"
        ],
        "Swarm": [
            "/ip4/0.0.0.0/tcp/4001",
            "/ip6/::/tcp/4001",
            "/ip4/0.0.0.0/udp/4001/quic",
            "/ip6/::/udp/4001/quic",
            "/ip4/0.0.0.0/udp/4002/quic/webtransport",
            "/ip4/13.57.61.41/udp/4001/quic",
            "/ip4/13.57.61.41/tcp/4001",
            "/ip4/172.65.0.13/tcp/4009",
            "/ip6/2606:4700:60::6/tcp/4009",
            "/dnsaddr/nyc1-1.hostnodes.pinata.cloud",
            "/dnsaddr/fra1-2.hostnodes.pinata.cloud",
            "/dns/cluster0.fsn.dwebops.pub",
            "/dns4/nft-storage-am6.nft.dwebops.net/tcp/18402"
        ]
    },
    "AutoNAT": {
        "ServiceMode": "enabled"
    },
    "Experimental": {
        "AcceleratedDHTClient": true
    },
    "Ipns": {
        "UsePubsub": true
    },
    "Reprovider": {
        "Interval": "30m",
        "Strategy": "all"
    },
    "Swarm": {
        "RelayClient": {
            "Enabled": true
        },
        "Transports": {
            "Network": {
                "WebTransport": true
            }
        }
    },
    "Peering": {
        "Peers": [
            {
                "__comment": "https://4everland.io/ipfs",
                "ID": "12D3KooWQNJ5WwCVfEEqf2qyqZCxh73od1p1gAaQF9ALUawzasSs",
                "Addrs": [
                    "/ip4/13.57.61.41/udp/4001/quic",
                    "/ip4/13.57.61.41/tcp/4001",
                    "/ip4/13.57.61.41/tcp/4001/p2p/12D3KooWQNJ5WwCVfEEqf2qyqZCxh73od1p1gAaQF9ALUawzasSs/p2p-circuit",
                    "/ip4/13.57.61.41/udp/4001/quic/p2p/12D3KooWQNJ5WwCVfEEqf2qyqZCxh73od1p1gAaQF9ALUawzasSs/p2p-circuit"
                ]
            },
            {
                "__comment": "Cloudflare",
                "ID": "QmcfgsJsMtx6qJb74akCw1M24X1zFwgGo11h1cuhwQjtJP",
                "Addrs": [
                    "/ip6/2606:4700:60::6/tcp/4009",
                    "/ip4/172.65.0.13/tcp/4009"
                ]
            },
            {
                "__comment": "Pinata",
                "ID": "QmWaik1eJcGHq1ybTWe7sezRfqKNcDRNkeBaLnGwQJz1Cj",
                "Addrs": ["/dnsaddr/fra1-1.hostnodes.pinata.cloud"]
            },
            {
                "__comment": "Pinata",
                "ID": "QmNfpLrQQZr5Ns9FAJKpyzgnDL2GgC6xBug1yUZozKFgu4",
                "Addrs": ["/dnsaddr/fra1-2.hostnodes.pinata.cloud"]
            },
            {
                "__comment": "Pinata",
                "ID": "QmPo1ygpngghu5it8u4Mr3ym6SEU2Wp2wA66Z91Y1S1g29",
                "Addrs": ["/dnsaddr/fra1-3.hostnodes.pinata.cloud"]
            },
            {
                "__comment": "Pinata",
                "ID": "QmRjLSisUCHVpFa5ELVvX3qVPfdxajxWJEHs9kN3EcxAW6",
                "Addrs": ["/dnsaddr/nyc1-1.hostnodes.pinata.cloud"]
            },
            {
                "__comment": "Pinata",
                "ID": "QmPySsdmbczdZYBpbi2oq2WMJ8ErbfxtkG8Mo192UHkfGP",
                "Addrs": ["/dnsaddr/nyc1-2.hostnodes.pinata.cloud"]
            },
            {
                "__comment": "Pinata",
                "ID": "QmSarArpxemsPESa6FNkmuu9iSE1QWqPX2R3Aw6f5jq4D5",
                "Addrs": ["/dnsaddr/nyc1-3.hostnodes.pinata.cloud"]
            },
            {
                "__comment": "Protocol Labs",
                "ID": "QmUEMvxS2e7iDrereVYc5SWPauXPyNwxcy9BXZrC1QTcHE",
                "Addrs": ["/dns/cluster0.fsn.dwebops.pub"]
            },
            {
                "__comment": "Protocol Labs",
                "ID": "QmNSYxZAiJHeLdkBg38roksAR9So7Y5eojks1yjEcUtZ7i",
                "Addrs": ["/dns/cluster1.fsn.dwebops.pub"]
            },
            {
                "__comment": "Protocol Labs",
                "ID": "QmUd6zHcbkbcs7SMxwLs48qZVX3vpcM8errYS7xEczwRMA",
                "Addrs": ["/dns/cluster2.fsn.dwebops.pub"]
            },
            {
                "__comment": "Protocol Labs",
                "ID": "QmbVWZQhCGrS7DhgLqWbgvdmKN7JueKCREVanfnVpgyq8x",
                "Addrs": ["/dns/cluster3.fsn.dwebops.pub"]
            },
            {
                "__comment": "Protocol Labs",
                "ID": "QmdnXwLrC8p1ueiq2Qya8joNvk3TVVDAut7PrikmZwubtR",
                "Addrs": ["/dns/cluster4.fsn.dwebops.pub"]
            },
            {
                "__comment": "Protocol Labs",
                "ID": "12D3KooWCRscMgHgEo3ojm8ovzheydpvTEqsDtq7Vby38cMHrYjt",
                "Addrs": ["/dns4/nft-storage-am6.nft.dwebops.net/tcp/18402"]
            },
            {
                "__comment": "Protocol Labs",
                "ID": "12D3KooWQtpvNvUYFzAo1cRYkydgk15JrMSHp6B6oujqgYSnvsVm",
                "Addrs": ["/dns4/nft-storage-dc13.nft.dwebops.net/tcp/18402"]
            },
            {
                "__comment": "Protocol Labs",
                "ID": "12D3KooWQcgCwNCTYkyLXXQSZuL5ry1TzpM8PRe9dKddfsk1BxXZ",
                "Addrs": ["/dns4/nft-storage-sv15.nft.dwebops.net/tcp/18402"]
            }
        ]
    }
}