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University of Nagasaki

University of Nagasaki uses 2,896 IPv4 addresses in 6 ranges, and 4 IPv6 ranges, by the registry records IP Company reads.

sun.ac.jp·Japan

2,896
IPv4 addresses
6
IPv4 ranges
4
IPv6 ranges
2
ASes it operates
1
country

Who routes its space

The networks announcing its IPv4, by the addresses each announces.

  1. AS146979 University of Nagasaki1,280 · 44.20%
  2. AS150357 University of Nagasaki256 · 8.84%
  3. AS2907 Research Organization of Information and Systems, National Institute of Informatics80 · 2.76%

Where its space is

Its IPv4 that IP Geolocation places, by country. A /24 counts for the company using most of it.

  1. Japan2,816 · 100.00%

Networks it operates

The autonomous systems registered under its domain, by the IPv4 each announces anywhere.

ASNNAMETYPEREGISTEREDIPV4
AS146979University of NagasakiEducationJapan1,280
AS150357University of NagasakiEducationJapan256

How its networks peer

Each network's peering policy, traffic, ratio and reach as its operator states them, with the internet exchanges and facilities it is at.

ASNPOLICYTRAFFICRATIOSCOPEEXCHANGESFACILITIES
AS146979Open20-100MbpsMostly InboundAsia Pacific60

Internet exchanges

The internet exchanges its networks connect at, by the capacity of their ports there: 6 exchanges, 7 ports and 70 Gbps in all.

EXCHANGEWHEREPORTSCAPACITY
BBIX OsakaOsaka, Japan220 Gbps
BBIX FukuokaFukuoka, Japan110 Gbps
JPIX OSAKAOsaka, Japan110 Gbps
JPNAP FukuokaFukuoka, Japan110 Gbps
JPNAP OsakaOsaka, Japan110 Gbps
JPNAP TokyoTokyo, Japan110 Gbps

What the databases see

Addresses each address-keyed database holds in its IPv4, as a share of it, with the largest providers. A /24 counts for the company using most of it; counts overlap.

Speed tests

Speeds measured from its space in the last 90 days.

From M-Lab
81.9 Mbps
median download
55.5 Mbps
median upload
2
download tests
2
upload tests

Its address ranges

Its largest IPv4 ranges, then its IPv6 ones, as IP Company draws them, a CIDR a row, with the network announcing each.

RANGEIPV4ORIGIN
202.236.91.0/24256
202.236.92.0/221,024
202.236.88.0/23512AS146979
202.236.90.0/24256AS146979
103.180.130.0/23512AS146979
103.13.27.0/24256AS150357
203.181.239.64/2664AS2907
202.241.104.160/2816AS2907
2400:5320:1::-2400:5320:feff:ffff:ffff:ffff:ffff:ffff
2400:5320:ff01::-2400:5320:ffff:ffff:ffff:ffff:ffff:ffff
2400:5320::/48AS146979
2400:5320:ff00::/48AS150357
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