74.116.60.0/22
AS33657 · Comcast Cable Communications, LLC
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NetHandle: NET-74-116-60-0-1 OrgID: SMD-54 Parent: NET-74-0-0-0-0 NetName: SMD-EXT NetRange: 74.116.60.0 - 74.116.63.255 NetType: allocation OriginAS: 32122 RegDate: 2009-08-04 Updated: 2021-12-14 Source: ARIN OrgID: SMD-54 OrgName: Synectics for Management Decisions, Inc. CanAllocate: Street: 1101 Wilson Blvd. Suite 1500 City: Arlington State/Prov: VA Country: US PostalCode: 22209 RegDate: 2018-12-27 Updated: 2019-02-06 OrgAdminHandle: HUANG214-ARIN OrgTechHandle: HUANG214-ARIN OrgTechHandle: SMDIA-ARIN OrgAbuseHandle: HUANG214-ARIN OrgAbuseHandle: SMDIA-ARIN OrgNOCHandle: SMDIA-ARIN Source: ARIN POCHandle: SMDIA-ARIN IsRole: Y LastName: SMDI ARIN FirstName: Street: 1101 Wilson Blvd City: Arlington State/Prov: VA Country: US PostalCode: 22209 RegDate: 2019-02-06 Updated: 2024-04-19 OfficePhone: +1-703-516-4186 Mailbox: royak@smdi.com Source: ARIN POCHandle: HUANG214-ARIN IsRole: N LastName: Huang FirstName: Helen Street: 1101 Wilson Blvd. Suite 1500 City: Arlington State/Prov: VA Country: US PostalCode: 22209 RegDate: 2018-11-19 Updated: 2024-03-27 OfficePhone: +1-703-807-2301 Mailbox: helenh@smdi.com Source: ARIN
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What are IP address ranges?
IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.
Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.
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