// Check that a coerced IPv4 address is unaltered.
    assertThat(InetAddresses.getCoercedIPv4Address(InetAddresses.forString("127.0.0.1")))
        .isEqualTo(InetAddresses.forString("127.0.0.1"));

    // ::1 special case
    assertThat(InetAddresses.getCoercedIPv4Address(InetAddresses.forString("::1")))
        .isEqualTo(InetAddresses.forString("127.0.0.1"));

    // :: special case

rate.limit.retry.after.seconds=60
# Comma-separated list of whitelisted IPs (e.g., 127.0.0.1,::1).
rate.limit.whitelist.ips=127.0.0.1,::1
# Comma-separated list of blocked IPs.
rate.limit.blocked.ips=
# Comma-separated list of trusted proxy IPs. Only trust X-Forwarded-For/X-Real-IP from these IPs.
rate.limit.trusted.proxies=127.0.0.1,::1
# Number of requests between cleanup operations to prevent memory leaks.

    /** The key of the configuration. e.g. 127.0.0.1,::1 */
    String RATE_LIMIT_WHITELIST_IPS = "rate.limit.whitelist.ips";

    /** The key of the configuration. e.g.  */
    String RATE_LIMIT_BLOCKED_IPS = "rate.limit.blocked.ips";

    /** The key of the configuration. e.g. 127.0.0.1,::1 */
    String RATE_LIMIT_TRUSTED_PROXIES = "rate.limit.trusted.proxies";