Mimecast North America Inc

Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

ASN	30031
Name	MIMECAST-US
Organization	Mimecast North America Inc
Country	United States
Registry	ARIN

IPv4 addresses	5,888
IPv6 /64 networks	1.25 x 218
Prefixes	26

IPv4 Prefixes for AS30031 - showing the first 17 of 21 networks

Network		Location	Addresses
170.10.128.0/23	Mimecast North America Inc	Lexington	512
170.10.130.0/24	Mimecast North America Inc	Lexington	256
170.10.131.0/24	Mimecast North America Inc	Lexington	256
170.10.132.0/23	Mimecast North America Inc	Lexington	512
170.10.140.0/24	Mimecast North America Inc	Lexington	256
170.10.150.0/24	Mimecast North America Inc	Portland	256
170.10.151.0/24	Mimecast North America Inc	Portland	256
170.10.152.0/24	Mimecast North America Inc	Salt Lake City	256
170.10.153.0/24	Mimecast North America Inc	Salt Lake City	256
170.10.156.0/24	Mimecast North America Inc	Salt Lake City	256
170.10.157.0/24	Mimecast North America Inc	Portland	256
205.139.110.0/24	Mimecast North America Inc	Boston	256
205.139.111.0/24	Mimecast North America Inc	Boston	256
207.211.30.0/24	Mimecast Services Limited	Lexington	256
216.145.219.0/24	Mimecast North America Inc	Dallas	256
216.205.24.0/24	Mimecast Services Limited	Lexington	256
63.128.21.0/24	Mimecast North America Inc	Boston	256

IPv6 Prefixes for AS30031

Network		Location	/64 Prefixes
2620:134:6000::/48	Mimecast North America Inc	Lexington	216
2620:134:6001::/48	Mimecast North America Inc	Boston	216
2620:134:6002::/48	Mimecast North America Inc	Lexington	216
2620:134:6008::/48	Mimecast North America Inc	Lexington	216
2620:134:6009::/48	Mimecast North America Inc	Lexington	216