Autonomous System details

AS351

United States Department of Defense (DoD)  ·  mail.mil

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AS351 – United States Department of Defense (DoD)

Field Value
Country United States
Website mail.mil
Hosted domains 8
IPv4 addresses 131,072
IPv6 addresses 0
ASN type Government
Registry arin
Allocated 37 years ago on Jun 30, 1989
Updated 4 months ago on Sep 12, 2025
Netblock Company Num of IPs
55.37.0.0/16 Headquarters, USAISC 65,536
55.84.0.0/16 Headquarters, USAISC 65,536
55.84.8.0/23 Headquarters, USAISC 512
55.84.70.0/24 Headquarters, USAISC 256
55.84.71.0/24 Headquarters, USAISC 256

There are no known IPv6 addresses belonging to this network

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WHOIS Details


                                                ASHandle:       AS351
                                                OrgID:          AS351
                                                ASName:         AS351
                                                ASNumber:       AS351
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 8 domain names hosted across 2 IP addresses on this ASN.

IP Address Domain Domains on this IP

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Useful for Cybersecurity

Peers

There is 1 peer for this ASN.

Peers Name
AS306 United States Department of Defense (DoD)
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Upstreams

There is 1 peer for this ASN.

upstreams Name
AS306 United States Department of Defense (DoD)
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Downstreams

There are no downstreams for this ASN.

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Pingable IPs

No IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more.

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
172.211.82.111 AS8075 Microsoft Corporation 0.28ms from Amsterdam, NL
59.94.211.207 AS9829 National Internet Backbone 12.44ms from Bengaluru, IN
91.57.31.207 AS3320 Deutsche Telekom AG 3.65ms from Berlin, DE
92.249.31.79 AS7015 Comcast Cable Communications, LLC 0.30ms from Boston, US
89.133.7.47 AS21334 One Hungary Ltd. 0.58ms from Budapest, HU
117.219.53.127 AS9829 National Internet Backbone 12.39ms from Delhi, IN
94.24.35.223 AS2914 NTT America, Inc. 0.96ms from Frankfurt am Main, DE
93.90.199.79 AS8560 IONOS SE 4.90ms from Frankfurt am Main, DE
27.155.68.31 AS133774 Fuzhou 1.75ms from Fuzhou, CN
108.227.173.63 AS7018 AT&T Enterprises, LLC 17.07ms from Los Angeles, US
139.103.66.223 AS611 NB-PEI Educational Computer Network 15.65ms from Montreal, CA
87.184.93.127 AS3320 Deutsche Telekom AG 6.71ms from Nuernberg, DE
23.230.43.95 AS11404 Wave Broadband 4.32ms from San Jose, US
54.176.102.239 AS16509 Amazon.com, Inc. 0.13ms from San Jose, US
121.163.18.239 AS4766 Korea Telecom 1.97ms from Seoul, KR
67.68.1.175 AS577 Bell Canada 5.06ms from Toronto, CA
85.251.107.63 AS6739 VODAFONE ONO, S.A. 10.46ms from Zaragoza, ES
57.153.203.63 AS8075 Microsoft Corporation 1.27ms from Amsterdam, NL
75.41.125.175 AS7018 AT&T Enterprises, LLC 2.18ms from Chicago, US
102.162.107.95 AS30999 EMTEL LIMITED 13.76ms from Ebene, MU
86.157.2.111 AS2856 British Telecommunications PLC 3.77ms from Erith, GB
27.79.70.255 AS7552 Viettel Group 10.59ms from Ho Chi Minh City, VN
199.87.205.255 AS47022 Wilson Telephone Company Inc 8.49ms from Kansas City, US
88.135.226.127 AS30779 TRK Cable TV LLC 6.71ms from Kyiv, UA
83.205.181.207 AS3215 Orange S.A. 10.32ms from Paris, FR

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this ASN. Learn more.

$
traceroute -a -n -q1 -f2 -m6 55.37.33.31
traceroute to 55.37.33.31 (55.37.33.31): 6 hops max, 52 byte packets
3 [AS9658] 116.50.176.233 27.993 ms
4 *
5 *
6 *
Measurement taken from IPinfo ProbeNet in Angeles City, PH
On

Related Networks

What is an ASN?

Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.

The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP. Find out more about AS351 at robtex.

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