Sign inMonitor a domain
AS9605

AS9605 is NTT DOCOMO, INC..

Last updated 3 Nov 2026 from DB-IP ASN Lite (2026-11-01) and RIR statistics (2 Nov 2026)

Short answer

AS9605 belongs to NTT DOCOMO, INC.. DB-IP Lite attributes 2,536,192 IPv4 addresses in 134 ranges and 46 IPv6 ranges to it, 92% of the IPv4 space in Japan. The number is registered with APNIC in Japan on 5 Aug 1999.

Facts for AS9605
Operator (DB-IP)NTT DOCOMO, INC.
IPv4 addresses2,536,192
IPv4 ranges134
IPv6 ranges46
RegistryAPNIC
Registered5 Aug 1999
Registry countryJapan (JP)

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)

NTT DOCOMO, INC. 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 46 IPv6 ranges for AS9605, so customers can get IPv6 addresses, which databases place separately from IPv4.

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

JP92%
SG8%

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

IP ranges

RangeAs CIDRAddresses
1.66.20.0 – 1.66.36.2551.66.20.0/22, 1.66.24.0/21 …4,352
1.66.68.0 – 1.66.71.2551.66.68.0/221,024
1.66.90.0 – 1.66.90.2551.66.90.0/24256
1.66.92.0 – 1.66.92.2551.66.92.0/24256
1.66.96.0 – 1.67.237.2551.66.96.0/19, 1.66.128.0/17 …101,888
1.67.240.0 – 1.67.255.2551.67.240.0/204,096
1.72.0.0 – 1.73.77.2551.72.0.0/16, 1.73.0.0/18 …85,504
1.73.128.0 – 1.73.239.2551.73.128.0/18, 1.73.192.0/19 …28,672
1.73.244.0 – 1.73.245.2551.73.244.0/23512
1.73.248.0 – 1.73.248.2551.73.248.0/24256
1.74.0.0 – 1.74.127.2551.74.0.0/1732,768
1.74.192.0 – 1.74.193.2551.74.192.0/23512
1.74.196.0 – 1.74.223.2551.74.196.0/22, 1.74.200.0/21 …7,168
1.74.240.0 – 1.75.14.2551.74.240.0/20, 1.75.0.0/21 …7,936
1.75.16.0 – 1.75.31.2551.75.16.0/204,096
1.75.64.0 – 1.75.191.2551.75.64.0/18, 1.75.128.0/1832,768
1.75.196.0 – 1.75.199.2551.75.196.0/221,024
1.75.202.0 – 1.75.255.2551.75.202.0/23, 1.75.204.0/22 …13,824
1.76.4.0 – 1.76.75.2551.76.4.0/22, 1.76.8.0/21 …18,432
1.76.80.0 – 1.76.87.2551.76.80.0/212,048
1.76.148.0 – 1.76.227.2551.76.148.0/22, 1.76.152.0/21 …20,480
1.77.0.0 – 1.78.99.2551.77.0.0/16, 1.78.0.0/18 …91,136
1.78.127.0 – 1.78.255.2551.78.127.0/24, 1.78.128.0/1733,024
1.79.2.0 – 1.79.4.2551.79.2.0/23, 1.79.4.0/24768
1.79.6.0 – 1.79.63.2551.79.6.0/23, 1.79.8.0/21 …14,848
1.79.66.0 – 1.79.183.2551.79.66.0/23, 1.79.68.0/22 …30,208
1.79.216.0 – 1.79.255.2551.79.216.0/21, 1.79.224.0/1910,240
27.228.0.0 – 27.230.39.25527.228.0.0/15, 27.230.0.0/19 …141,312
27.230.41.0 – 27.230.52.25527.230.41.0/24, 27.230.42.0/23 …3,072
27.230.56.0 – 27.230.91.25527.230.56.0/21, 27.230.64.0/20 …9,216
27.230.94.0 – 27.230.163.25527.230.94.0/23, 27.230.96.0/19 …17,920
27.230.172.0 – 27.230.172.25527.230.172.0/24256
27.230.174.0 – 27.230.175.25527.230.174.0/23512
27.230.187.0 – 27.230.187.25527.230.187.0/24256
27.230.192.0 – 27.231.255.25527.230.192.0/18, 27.231.0.0/1681,920
49.96.0.0 – 49.96.116.25549.96.0.0/18, 49.96.64.0/19 …29,952
49.96.120.0 – 49.96.143.25549.96.120.0/21, 49.96.128.0/206,144
49.96.147.0 – 49.96.148.25549.96.147.0/24, 49.96.148.0/24512
49.96.150.0 – 49.96.153.25549.96.150.0/23, 49.96.152.0/231,024
49.96.160.0 – 49.96.199.25549.96.160.0/19, 49.96.192.0/2110,240
49.96.216.0 – 49.96.239.25549.96.216.0/21, 49.96.224.0/206,144
49.96.242.0 – 49.96.244.25549.96.242.0/23, 49.96.244.0/24768
49.96.246.0 – 49.97.0.25549.96.246.0/23, 49.96.248.0/21 …2,816
49.97.5.0 – 49.97.15.25549.97.5.0/24, 49.97.6.0/23 …2,816
49.97.20.0 – 49.97.30.25549.97.20.0/22, 49.97.24.0/22 …2,816
49.97.35.0 – 49.97.38.25549.97.35.0/24, 49.97.36.0/23 …1,024
49.97.43.0 – 49.97.46.25549.97.43.0/24, 49.97.44.0/23 …1,024
49.97.51.0 – 49.97.51.25549.97.51.0/24256
49.97.68.0 – 49.97.79.25549.97.68.0/22, 49.97.72.0/213,072
49.97.86.0 – 49.97.86.25549.97.86.0/24256
240a:2:c90:: – 240a:2:c9f:ffff:ffff:ffff:ffff:ffff240a:2:c90::/44IPv6
240a:2:ccc:: – 240a:2:ccc:ffff:ffff:ffff:ffff:ffff240a:2:ccc::/48IPv6
240a:2:d90:: – 240a:2:d9f:ffff:ffff:ffff:ffff:ffff240a:2:d90::/44IPv6
240a:2:dcc:: – 240a:2:dcc:ffff:ffff:ffff:ffff:ffff240a:2:dcc::/48IPv6
240a:3:b90:: – 240a:3:b9f:ffff:ffff:ffff:ffff:ffff240a:3:b90::/44IPv6
240a:3:bcc:: – 240a:3:bcc:ffff:ffff:ffff:ffff:ffff240a:3:bcc::/48IPv6
240a:3:bfe:: – 240a:3:bfe:ffff:ffff:ffff:ffff:ffff240a:3:bfe::/48IPv6
240a:14:e90:: – 240a:14:e9f:ffff:ffff:ffff:ffff:ffff240a:14:e90::/44IPv6
240a:14:ecc:: – 240a:14:ecc:ffff:ffff:ffff:ffff:ffff240a:14:ecc::/48IPv6
240a:17:f90:: – 240a:17:f9f:ffff:ffff:ffff:ffff:ffff240a:17:f90::/44IPv6
240a:17:fcc:: – 240a:17:fcc:ffff:ffff:ffff:ffff:ffff240a:17:fcc::/48IPv6
240a:40:4000:: – 240a:40:7fff:ffff:ffff:ffff:ffff:ffff240a:40:4000::/34IPv6
240a:42:100:: – 240a:42:100:ffff:ffff:ffff:ffff:ffff240a:42:100::/48IPv6
240a:60:f00e:: – 240a:60:f00e:ffff:ffff:ffff:ffff:ffff240a:60:f00e::/48IPv6
240a:60:f01e:: – 240a:60:f01e:ffff:ffff:ffff:ffff:ffff240a:60:f01e::/48IPv6
240a:61:: – 240a:61:2fc:ffff:ffff:ffff:ffff:ffff240a:61::/39IPv6
240a:61:c00:: – 240a:61:cff:ffff:ffff:ffff:ffff:ffff240a:61:c00::/40IPv6
240a:61:e00:: – 240a:61:e00:ffff:ffff:ffff:ffff:ffff240a:61:e00::/48IPv6
240a:61:1000:: – 240a:61:13e3:ffff:ffff:ffff:ffff:ffff240a:61:1000::/39IPv6
240a:61:1c06:: – 240a:61:1cff:ffff:ffff:ffff:ffff:ffff240a:61:1c06::/47IPv6
Showing 50 of 134 IPv4 and 20 of 46 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 3 Nov 2026