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IP 地址列表: 253.217.21.* (253.217.21.0 - 253.217.21.254)
這是第壹個字節為253,第二個字節為217,第三個字節為21,第四個字節在0 - 255之間的IP地址列表,表示為253.217.21.* (253.217.21.0 - 253.217.21.255)。
這個IP地址列表中包含256個IP地址,我們以其中壹個IP地址253.217.21.1為例,來描述這個IP的屬性:
但這只是其中1個IP地址的例子,並不代表這個列表中所有的IP地址都有同樣的屬性,如果需要了解其它IP和更詳細的IP地址段信息,請點擊下面列表中的標題鏈接。
二進制、十進制和十六進制的 IP 地址說明 IP 地址類別 A/B/C/D/E 和網絡 ID、主機 ID 的說明內容:
1. 第一個 IP 地址示例
圖標/圖像含義表
253.217.21.1是一個保留的IP地址。保留的IP地址段不會在互聯網上使用,因此與廣域網相連的路由器在處理保留IP地址時,只是將該數據包丟棄處理,而不會路由到廣域網上去。從而將保留IP地址產生的數據隔離在局域網內部。更多詳情:253.217.21.1。
🔝 回到頂部2. E類IP地址列表
E類地址的前4位恒為1111,預置前4位為1意味著E類地址開始於128 + 64 + 32 + 16 = 240。 E類IP地址範圍:240.0.0.0 ~ 255.255.255.255。 E類IPv4地址不區分網絡地址與主機地址。 E類IP地址保留為以後使用,通常用於研究之用。因此Internet上沒有可用的E類地址。 如果您需要了解E類IP地址段詳情,可以點擊E類IP地址列表中的標題鏈接。
- 253.217.21.0
- 253.217.21.1
- 253.217.21.2
- 253.217.21.3
- 253.217.21.4
- 253.217.21.5
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- 253.217.21.255
3. 最後一個 IP 地址示例
圖標/圖像含義表
253.217.21.255是一個保留的IP地址。保留的IP地址段不會在互聯網上使用,因此與廣域網相連的路由器在處理保留IP地址時,只是將該數據包丟棄處理,而不會路由到廣域網上去。從而將保留IP地址產生的數據隔離在局域網內部。更多詳情:253.217.21.255。
🔝 回到頂部