Autonomous System details

AS39961

San Francisco Department of Telecommunications and Information Services  ·  sf.gov

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AS39961 – San Francisco Department of Telecommunications and Information Services

Field Value
Country United States
Website sf.gov
Hosted domains 3
IPv4 addresses 58,368
IPv6 addresses 0
ASN type Government
Registry arin
Allocated 20 years ago on May 24, 2006
Updated 14 years ago on Mar 02, 2012
Netblock Company Num of IPs
208.121.128.0/17 San Francisco Department of Telecommunications and Information Services 32,768
208.121.64.0/18 San Francisco Department of Telecommunications and Information Services 16,384
208.121.32.0/20 San Francisco Department of Telecommunications and Information Services 4,096
208.121.48.0/20 San Francisco Department of Telecommunications and Information Services 4,096
208.121.226.0/23 San Francisco Department of Telecommunications and Information Services 512
208.121.0.0/24 San Francisco Department of Telecommunications and Information Services 256
208.121.1.0/24 San Francisco Department of Telecommunications and Information Services 256
208.121.5.0/24 San Francisco Department of Telecommunications and Information Services 256
208.121.6.0/24 San Francisco Department of Telecommunications and Information Services 256
208.121.203.0/24 San Francisco Department of Telecommunications and Information Services 256
208.121.224.0/24 San Francisco Department of Telecommunications and Information Services 256
208.121.225.0/24 San Francisco Department of Telecommunications and Information Services 256

There are no known IPv6 addresses belonging to this network

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WHOIS Details


                                                ASHandle:       AS39961
                                                OrgID:          AS39961
                                                ASName:         AS39961
                                                ASNumber:       AS39961
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 3 domain names hosted across 3 IP addresses on this ASN.

IP Address Domain Domains on this IP
208.121.200.26 ██████████ 1
208.121.200.107 ██████████ 1
208.121.200.108 ██████████ 1

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Useful for Cybersecurity

Peers

There are 2 peers for this ASN.

Peers Name
AS11404 Wave Broadband
AS7018 AT&T Enterprises, LLC
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Upstreams

There are 2 upstreams for this ASN.

upstreams Name
AS11404 Wave Broadband
AS7018 AT&T Enterprises, LLC
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Downstreams

There are no downstreams for this ASN.

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Pingable IPs

15 IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
208.121.1.251 AS39961 San Francisco Department of Telecommunications and Information Services 5.45ms from San Jose, US
208.121.202.28 AS39961 San Francisco Department of Telecommunications and Information Services 2.56ms from San Jose, US
208.121.65.220 AS39961 San Francisco Department of Telecommunications and Information Services 2.50ms from San Jose, US
208.121.201.250 AS39961 San Francisco Department of Telecommunications and Information Services 2.32ms from San Jose, US
208.121.226.248 AS39961 San Francisco Department of Telecommunications and Information Services 5.93ms from San Jose, US
208.121.200.105 AS39961 San Francisco Department of Telecommunications and Information Services 2.33ms from San Jose, US
208.121.55.28 AS39961 San Francisco Department of Telecommunications and Information Services 5.45ms from San Jose, US
208.121.64.21 AS39961 San Francisco Department of Telecommunications and Information Services 3.03ms from San Jose, US
208.121.203.252 AS39961 San Francisco Department of Telecommunications and Information Services 1.91ms from San Jose, US
208.121.242.220 AS39961 San Francisco Department of Telecommunications and Information Services 1.85ms from San Jose, US
208.121.66.28 AS39961 San Francisco Department of Telecommunications and Information Services 2.75ms from San Jose, US
208.121.100.3 AS39961 San Francisco Department of Telecommunications and Information Services 3.00ms from San Jose, US
208.121.224.181 AS39961 San Francisco Department of Telecommunications and Information Services 6.18ms from San Jose, US
208.121.0.251 AS39961 San Francisco Department of Telecommunications and Information Services 5.44ms from San Jose, US
208.121.255.2 AS39961 San Francisco Department of Telecommunications and Information Services 1.94ms from San Jose, US

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
88.159.135.169 AS1136 KPN B.V. 2.80ms from Amsterdam, NL
24.181.18.153 AS20115 Charter Communications LLC 1.29ms from Atlanta, US
147.83.77.9 AS13041 Consorci de Serveis Universitaris de Catalunya 0.57ms from Barcelona, ES
76.154.35.41 AS7922 Comcast Cable Communications, LLC 4.63ms from Denver, US
183.236.128.169 AS9808 China Mobile Communications Group Co., Ltd. 6.70ms from Guangzhou, CN
202.175.13.201 AS4609 Companhia de Telecomunicacoes de Macau SARL 1.79ms from Hong Kong, HK
97.105.112.57 AS11427 Charter Communications Inc 10.65ms from Houston, US
195.16.133.217 AS3262 SAREnet, S.A. 12.35ms from Madrid, ES
88.15.241.217 AS3352 TELEFONICA DE ESPANA S.A.U. 9.60ms from Madrid, ES
12.7.252.105 AS7018 AT&T Enterprises, LLC 1.72ms from Miami, US
151.41.130.89 AS1267 WIND TRE S.P.A. 5.07ms from Milan, IT
151.48.18.9 AS1267 WIND TRE S.P.A. 2.04ms from Milan, IT
206.189.67.9 AS14061 DigitalOcean, LLC 0.25ms from San Jose, US
119.145.33.89 AS4134 CHINANET-BACKBONE 0.85ms from Shenzhen, CN
116.206.205.9 AS23856 SPTEL PTE. LTD. 1.69ms from Singapore, SG
24.182.231.89 AS20115 Charter Communications LLC 1.68ms from St. Louis, US
187.8.141.185 AS10429 TELEFÔNICA BRASIL S.A 1.45ms from São Paulo, BR
35.72.112.137 AS16509 Amazon.com, Inc. 0.21ms from Tokyo, JP
219.113.250.89 AS17506 ARTERIA Networks Corporation 1.51ms from Tokyo, JP
61.148.40.217 AS4808 China Unicom Beijing Province Network 2.51ms from Beijing, CN
41.128.138.169 AS24863 Link Egypt (Link.NET) 7.25ms from Cairo, EG
65.219.72.105 AS701 Verizon Business 1.85ms from Chicago, US
192.5.221.233 AS16778 Cook Children's Health Care System 6.53ms from Dallas, US
216.110.48.57 AS3549 Level 3 Parent, LLC 0.91ms from Dallas, US
77.2.247.25 AS6805 Telefonica Germany GmbH & Co.OHG 8.96ms from Frankfurt am Main, DE

Traceroute

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

$
traceroute -a -n -q1 -f3 -m13 208.121.143.199
traceroute to 208.121.143.199 (208.121.143.199): 13 hops max, 52 byte packets
3 [] 84.17.33.92 0.232 ms
4 [AS7018] 12.91.235.25 1.453 ms
5 [AS7018] 32.130.24.196 47.816 ms
6 *
7 *
10 [AS39961] 208.121.242.254 48.704 ms
11 *
12 *
13 *
Measurement taken from IPinfo ProbeNet in Chicago, US
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 AS39961 at robtex.

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