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AS2734

AS2734 is CoreSite.

Last updated 3 Nov 2026 from DB-IP ASN Lite (2026-11-01) and RIR statistics (4 Nov 2026)

Short answer

AS2734 belongs to CoreSite. DB-IP Lite attributes 49,152 IPv4 addresses in 25 ranges and 1 IPv6 ranges to it, 65% of the IPv4 space in United States. The number is registered with ARIN in United States on 1 Sept 2009.

Facts for AS2734
Operator (DB-IP)CoreSite
IPv4 addresses49,152
IPv4 ranges25
IPv6 ranges1
RegistryARIN
Registered1 Sept 2009
Registry countryUnited States (US)

Does it publish a geofeed?

We haven’t checked this network’s registry records for a geofeed yet. The Truth Check looks for one live for any address you test.

Shared addresses (CGNAT)

CoreSite hasn’t been documented as using carrier-grade NAT in a source we could check. To see whether your own connection is behind it, compare your router’s address on the CGNAT check.

IPv6

DB-IP lists 1 IPv6 ranges for AS2734, so customers can get IPv6 addresses, which databases place separately from IPv4.

Where its IPv4 space is used, according to DB-IP

US65%
PR33%
DE1%
GB0.50%
IE0.20%

Share of the network’s IPv4 addresses by DB-IP Country Lite. IP Geolocation by DB-IP.

IP ranges

RangeAs CIDRAddresses
66.35.64.0 – 66.35.80.25566.35.64.0/20, 66.35.80.0/244,352
66.35.83.0 – 66.35.95.25566.35.83.0/24, 66.35.84.0/22 …3,328
66.128.144.0 – 66.128.159.25566.128.144.0/204,096
67.212.144.0 – 67.212.159.25567.212.144.0/204,096
98.158.144.0 – 98.158.148.25598.158.144.0/22, 98.158.148.0/241,280
98.158.150.0 – 98.158.159.25598.158.150.0/23, 98.158.152.0/212,560
142.255.192.0 – 142.255.255.255142.255.192.0/1816,384
162.216.127.0 – 162.216.127.255162.216.127.0/24256
163.52.34.0 – 163.52.34.255163.52.34.0/24256
173.45.170.0 – 173.45.170.255173.45.170.0/24256
173.45.174.0 – 173.45.175.255173.45.174.0/23512
192.34.20.0 – 192.34.23.255192.34.20.0/221,024
192.150.41.0 – 192.150.41.255192.150.41.0/24256
199.119.180.0 – 199.119.183.255199.119.180.0/221,024
199.197.10.0 – 199.197.11.255199.197.10.0/23512
204.9.200.0 – 204.9.204.255204.9.200.0/22, 204.9.204.0/241,280
204.9.206.0 – 204.9.207.255204.9.206.0/23512
206.223.143.0 – 206.223.143.255206.223.143.0/24256
208.64.248.0 – 208.64.248.255208.64.248.0/24256
208.64.251.0 – 208.64.255.255208.64.251.0/24, 208.64.252.0/221,280
208.74.72.0 – 208.74.79.255208.74.72.0/212,048
208.77.96.0 – 208.77.97.255208.77.96.0/23512
208.77.102.0 – 208.77.103.255208.77.102.0/23512
208.78.157.0 – 208.78.157.255208.78.157.0/24256
208.84.144.0 – 208.84.151.255208.84.144.0/212,048
2607:2f80:: – 2607:2f80:ffff:ffff:ffff:ffff:ffff:ffff2607:2f80::/32IPv6
Showing 25 of 25 IPv4 and 1 of 1 IPv6 ranges All ranges (CSV)

IP Geolocation by DB-IP, ASN Lite, CC BY 4.0.

Using an address from this network? See which sources agree on where it is.

Sources

  1. DB-IP IP to ASN Lite (CC BY 4.0) · checked 3 Nov 2026
  2. NRO RIR delegated-extended statistics · checked 5 Nov 2026