/32 是有多少个ip,一个ip段到底有多少个ip?-凯发网娱乐官网

微信扫一扫,分享到朋友圈

0

有时候会看到这样的表示数,商家不直接标出多少个ip,而是以 /32 来表示,那到底具体有多少个ip呢?
ipv4及ipv6的cidr地址具体ip数:
计算公式

ipv4: 2^(64-x)-3
ipv6:2^(128-x)-3
ipv4:
/32(1)
/31(2)
/30(4)
/29(8)
/28(16)
/27(32)
/26(64)
/25(128)
/24(256)
/23(512)
/22(1024)
/21(2048)
/20(4096)
/19(8192)
/18(16384)
/17(32768)
/16(65536)
/15(131072)
/14(262144)
/13(524288)
/12(1048576)
/11(2097152)
/10(4194304)
/9(8388608)
/8(16777216)
ipv6:
::/128(1)
::/127(2)
::/126(4)
::/125(8)
::/124(16)
::/123(32)
::/122(64)
::/121(128)
::/120(256)
::/119(512)
::/118(1024)
::/117(2048)
::/116(4096)
::/115(8192)
::/114(16384)
::/113(32768)
::/112(65536)
::/111(131072)
::/110(262144)
::/109(524288)
::/108(1048576)
::/107(2097152)
::/106(4194304)
::/105(8388608)
::/104(16777216)
::/103(33554432)
::/102(67108864)
::/101(134217728)
::/100(268435456)
::/99(536870912)
::/98(1073741824)
::/97(2147483648)
::/96(4294967296)
::/95(8589934592)
::/94(17179869184)
::/93(34359738368)
::/92(68719476736)
::/91(137438953472)
::/90(274877906944)
::/89(549755813888)
::/88(1099511627776)
::/87(2199023255552)
::/86(4398046511104)
::/85(8796093022208)
::/84(17592186044416)
::/83(35184372088832)
::/82(70368744177664)
::/81(140737488355328)
::/80(281474976710656)
::/79(562949953421312)
::/78(1125899906842624)
::/77(2251799813685248)
::/76(4503599627370496)
::/75(9007199254740992)
::/74(18014398509481984)
::/73(36028797018963968)
::/72(72057594037927936)
::/71(144115188075855872)
::/70(288230376151711744)
::/69(576460752303423488)
::/68(1152921504606846976)
::/67(2305843009213693952)
::/66(4611686018427387904)
::/65(9.2233720368548e 18)
::/64(1.844674407371e 19)
::/63(3.6893488147419e 19)
::/62(7.3786976294838e 19)
::/61(1.4757395258968e 20)
::/60(2.9514790517935e 20)
::/59(5.9029581035871e 20)
::/58(1.1805916207174e 21)
::/57(2.3611832414348e 21)
::/56(4.7223664828696e 21)
::/55(9.4447329657393e 21)
::/54(1.8889465931479e 22)
::/53(3.7778931862957e 22)
::/52(7.5557863725914e 22)
::/51(1.5111572745183e 23)
::/50(3.0223145490366e 23)
::/49(6.0446290980731e 23)
::/48(1.2089258196146e 24)
::/47(2.4178516392293e 24)
::/46(4.8357032784585e 24)
::/45(9.671406556917e 24)
::/44(1.9342813113834e 25)
::/43(3.8685626227668e 25)
::/42(7.7371252455336e 25)
::/41(1.5474250491067e 26)
::/40(3.0948500982135e 26)
::/39(6.1897001964269e 26)
::/38(1.2379400392854e 27)
::/37(2.4758800785708e 27)
::/36(4.9517601571415e 27)
::/35(9.903520314283e 27)
::/34(1.9807040628566e 28)
::/33(3.9614081257132e 28)
::/32(7.9228162514264e 28)
::/31(1.5845632502853e 29)
::/30(3.1691265005706e 29)
::/29(6.3382530011411e 29)
::/28(1.2676506002282e 30)
::/27(2.5353012004565e 30)
::/26(5.0706024009129e 30)
::/25(1.0141204801826e 31)
::/24(2.0282409603652e 31)
::/23(4.0564819207303e 31)
::/22(8.1129638414607e 31)
::/21(1.6225927682921e 32)
::/20(3.2451855365843e 32)
展开阅读全文
这个博主很懒,懒死了。

steam限时领取 《interkosmos》 《aegis defenders》

傲游主机香港阿里云线路vps上线,阿里云香港cn2gia高端线路,终身八折,20m带宽,2核2g68元/月起,适合建站

你也可能喜欢

发表评论

this site uses akismet to reduce spam. .

插入图片