AS number details

AS25978

Rush University Medical Center  ·  rush.edu

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AS25978 – Rush University Medical Center

Field Value
Country United States
Website rush.edu
Hosted domains 6
Number of IPv4 65,536
Number of IPv6 0
ASN type Education
Registry arin
Allocated 7 months ago on Feb 19, 2025
Updated 7 months ago on Feb 19, 2025
Netblock Company Num of IPs
144.74.0.0/17 Rush University Medical Center 32,768
144.74.128.0/17 Rush University Medical Center 32,768

There are no known IPv6 addresses belonging to this network

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WHOIS Details


                                                ASHandle:       AS25978
                                                OrgID:          AS25978
                                                ASName:         AS25978
                                                ASNumber:       AS25978
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 6 domain names hosted across 4 IP addresses on this ASN.

IP Address Domain Domains on this IP
144.74.63.21 ██████████ 3
144.74.63.51 ██████████ 1
144.74.60.65 █████████ 1
144.74.63.19 ██████████ 1

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Useful for Cybersecurity

Peers

There are 2 peers for this ASN.

Peers Name
AS33491 Comcast Cable Communications, LLC
AS46887 Crown Castle Fiber LLC
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Upstreams

There are 2 upstreams for this ASN.

upstreams Name
AS33491 Comcast Cable Communications, LLC
AS46887 Crown Castle Fiber LLC
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Downstreams

There are no downstreams for this ASN.

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Pingable IPs

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

IP Address ASN Details
144.74.8.18 AS25978 Rush University Medical Center 1.35ms from Chicago, US
144.74.0.4 AS25978 Rush University Medical Center 1.03ms from Chicago, US
144.74.60.222 AS25978 Rush University Medical Center 1.24ms from Chicago, US
144.74.3.120 AS25978 Rush University Medical Center 2.60ms from Chicago, US
144.74.137.26 AS25978 Rush University Medical Center 1.37ms from Chicago, 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
68.35.201.74 AS7922 Comcast Cable Communications, LLC 13.48ms from Atlanta, US
35.241.153.74 AS396982 Google LLC 0.16ms from Brussels, BE
66.213.41.58 AS26923 Ohio Public Library Information Network (OPLIN) 2.35ms from Columbus, US
73.203.21.26 AS7922 Comcast Cable Communications, LLC 5.36ms from Denver, US
54.220.149.250 AS16509 Amazon.com, Inc. 0.23ms from Dublin, IE
93.232.119.74 AS3320 Deutsche Telekom AG 3.21ms from Frankfurt am Main, DE
115.221.166.186 AS4134 CHINANET-BACKBONE 10.72ms from Hangzhou, CN
111.127.163.202 AS4134 CHINANET-BACKBONE 6.70ms from Hohhot, CN
152.52.161.58 AS9498 BHARTI Airtel Ltd. 3.81ms from Hyderabad, IN
129.232.159.58 AS37153 Xneelo (Pty) Ltd 0.15ms from Johannesburg, ZA
39.128.23.58 AS9808 China Mobile Communications Group Co., Ltd. 2.80ms from Kunming, CN
24.189.181.154 AS6128 Cablevision Systems Corp. 8.13ms from New York City, US
186.213.135.74 AS18881 TELEFÔNICA BRASIL S.A 1.56ms from Sao Paulo, BR
106.249.49.74 AS3786 LG DACOM Corporation 3.26ms from Seoul, KR
115.16.146.186 AS4766 Korea Telecom 7.55ms from Seoul, KR
83.254.3.138 AS1257 Tele2 Sverige AB 3.76ms from Stockholm, SE
27.114.0.42 AS4713 NTT Communications Corporation 2.96ms from Tokyo, JP
15.158.168.42 AS16509 Amazon.com, Inc. 0.07ms from Warsaw, PL
212.23.73.170 AS3253 PJSC "Vimpelcom" 0.79ms from Yekaterinburg, RU
8.142.47.106 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 0.84ms from Zhangjiakou, CN
185.127.109.42 AS203623 F2X Operator B.V. 1.72ms from Amsterdam, NL
3.31.166.218 AS8987 Amazon Data Services Ireland Ltd 0.32ms from Boardman, US
93.117.145.58 AS8926 Moldtelecom SA 2.29ms from Chisinau, MD
71.67.88.202 AS10796 Charter Communications Inc 3.01ms from Columbus, US
77.241.180.90 AS20799 Datanet.co.uk Ltd 1.79ms from London, GB

Traceroute

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

$
traceroute -a -n -q1 -m6 144.74.90.58
traceroute to 144.74.90.58 (144.74.90.58): 6 hops max, 52 byte packets
1 [AS18779] 176.111.223.1 3381.62 ms
2 *
4 *
5 *
6 *
Measurement taken from IPinfo ProbeNet in Santa Clara, 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 AS25978 at robtex.

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