AS7514 Computer Engineering & Consulting, Ltd.

Company Website:

http://msp.cec-ltd.co.jp

Looking Glass:

https://bgp.he.net/lg/7514

Country of Origin:

Japan

Internet Exchanges: 3

Prefixes Originated (all): 23
Prefixes Originated (v4): 22
Prefixes Originated (v6): 1

Prefixes Announced (all): 23
Prefixes Announced (v4): 22
Prefixes Announced (v6): 1

RPKI Originated Valid (all): 15
RPKI Originated Valid (v4): 14
RPKI Originated Valid (v6): 1

RPKI Originated Invalid (all): 0
RPKI Originated Invalid (v4): 0
RPKI Originated Invalid (v6): 0

BGP Peers Observed (all): 8
BGP Peers Observed (v4): 8
BGP Peers Observed (v6): 5

IPs Originated (v4): 192,000
AS Paths Observed (v4): 719
AS Paths Observed (v6): 661

Average AS Path Length (all): 4.377
Average AS Path Length (v4): 4.573
Average AS Path Length (v6): 4.163

AS7514 IPv4 Peers

ASN	Name
AS2914	NTT America, Inc.
AS4725	SoftBank Corp.
AS4713	NTT DOCOMO BUSINESS,Inc.

AS7514 IPv6 Peers

ASN	Name
AS2516	KDDI CORPORATION
AS2914	NTT America, Inc.
AS4725	SoftBank Corp.

AS7514 IPv4 Peer Count

AS7514 IPv6 Peer Count

AS7514 IPv4 Prefixes Announced

AS7514 IPv6 Prefixes Announced

AS7514 IPv4 Prefixes Originated

AS7514 IPv6 Prefixes Originated

AS7514 IPv4 Route Propagation

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AS7514 IPv6 Route Propagation

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Prefix	Description	Visibility
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Prefix	Description
80.208.192.0/20	CLOVER, LLC
82.100.184.0/21	Advance G Advertising Services
95.87.112.0/21	Advance G Advertising Services
103.1.120.0/22	Ace, Inc.
103.18.100.0/22	4-18-35 Nekozane
103.94.228.0/22	CLOVER, LLC
103.144.6.0/23	Advance G Advertising Services
113.192.128.0/17	ComputerEngineering&Consulting,Ltd.
120.89.128.0/17	ComputerEngineering&Consulting,Ltd.
120.93.0.0/16	ComputerEngineering&Consulting,Ltd.
185.164.244.0/22	CLOVER, LLC
195.181.224.0/20	CLOVER, LLC
202.223.0.0/22	CLOVER, LLC
210.155.128.0/19	Japan Network Information Center
210.166.224.0/19	Japan Network Information Center
210.198.0.0/19	Japan Network Information Center
211.13.192.0/19	Japan Network Information Center
212.237.152.0/21	CLOVER, LLC
218.216.128.0/20	Japan Network Information Center
219.112.240.0/20	COMPUTER ENGINEERING & CONSULTING LTD.
219.112.240.0/21	COMPUTER ENGINEERING & CONSULTING LTD.
219.112.248.0/21	COMPUTER ENGINEERING & CONSULTING LTD.

Prefix	Description	Visibility
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Prefix	Description
2001:2f0::/32	ComputerEngineering&Consulting,Ltd.

Bogon Prefixes
Prefix	Type	Status

Rank	Description	IPv6	Peer
1	NTT America, Inc.	X	AS2914
2	SoftBank Corp.	X	AS4725
3	NTT DOCOMO BUSINESS,Inc.	X	AS4713
4	BIGLOBE Inc.	X	AS2518
5	Internet Initiative Japan Inc.		AS2497
6	KDDI CORPORATION	X	AS2516
7	WIDE Project		AS7500
8	WIDE Project		AS2500

Rank	Description	IPv4	Peer
1	KDDI CORPORATION	X	AS2516
2	NTT America, Inc.	X	AS2914
3	SoftBank Corp.	X	AS4725
4	BIGLOBE Inc.	X	AS2518
5	NTT DOCOMO BUSINESS,Inc.	X	AS4713

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RADB

aut-num: AS7514 as-name: MEX descr: Media EXchange, Inc. import: from AS2516 accept ANY import: from AS2914 accept ANY import: from AS10010 accept AS-TOKAI import: from AS16509 accept AS-AMAZON import: from AS17511 accept AS-EO import: from AS17676 accept AS-GIGAINFRA import: from AS17686 accept AS-ACCELIA import: from AS18149 accept AS-JPRS import: from AS18283 accept AS-CCV import: from AS20940 accept AS-AKAMAI import: from AS23661 accept AS-CLARAONLINE import: from AS23774 accept AS-A-DNS-JP import: from AS2500 accept AS-WIDE import: from AS2514 accept AS-INFOSPHERE import: from AS2515 accept AS-JPNIC import: from AS2518 accept AS-MESH import: from AS2519 accept AS-VECTANT import: from AS2527 accept AS-SO-NET import: from AS4673 accept AS-INTERVIA import: from AS4678 accept AS-FINE import: from AS4685 accept AS-ASAHI-NET import: from AS4713 accept ANY import: from AS4719 accept AS-GIGANET import: from AS4725 accept ANY import: from AS4862 accept AS-EQUANT-ASIA import: from AS714 accept AS-APPLE import: from AS7500 accept AS-M-ROOT import: from AS7679 accept AS-QTNET import: from AS7682 accept AS-HOTNET-HOTCN import: from AS8075 accept AS-MICROSOFT import: from AS9370 accept AS-SAKURA import: from AS9595 accept AS-XEPHION import: from AS9615 accept AS-TEES export: to AS2516 announce AS-MEX export: to AS2914 announce AS-MEX export: to AS4683 announce ANY export: to AS7677 announce ANY export: to AS23820 announce ANY export: to AS2515 announce ANY export: to AS37890 announce ANY admin-c: HT5100JP tech-c: HT5100JP remarks: MEX-Backbone mnt-by: MAINT-AS7514 changed: tech@mex.ad.jp 20260721 # 13:20 GMT source: RADB last-modified: 2026-07-21T13:20:30Z

Exchange	CC	City	IPv4	IPv6
DIX-IE	JP	Tokyo	202.249.2.112
JPIX Tokyo	JP	Tokyo	210.171.224.184	2001:de8:8::7514:1
NSPIXP6	JP	Tokyo		2001:200:0:1800::7514:1

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