Details about AS (Autonomous System) number

AS104

University of Colorado at Boulder

AS104 - University of Colorado at Boulder

Country🇺🇸 United States
AddressCampus Box 455, Boulder, CO, 80309-0455, United States
ASN type
Education
RegistryARIN
Website
Logo
colorado.edu
Hosted domains33
Allocated1987-04-09
Updated2019-06-25

Hosted domains

There are 33 domain names hosted on this ASN.

Domain
Rank
Logo
nsidc.org
16,551
Logo
glims.org
49,857
Logo
vizwiz.org
447,665
Logo
igacproject.org
466,464
Logo
thwaitesglacier.org
552,269
Domain
Rank
Logo
reanalyses.org
870,476
Logo
eloka-arctic.org
1,012,519
Logo
qgreenland.org
1,468,335
Logo
insidethegreenhouse.org
2,537,686
Logo
riverware.org
3,244,867

IP ranges

The ASN has 22 associated IP address ranges.

IP
Version
128.138.0.0/16
IPv4
129.19.192.0/18
IPv4
146.5.20.0/22
IPv4
192.12.238.0/24
IPv4
192.12.240.0/24
IPv4
192.12.241.0/24
IPv4
192.12.242.0/24
IPv4
192.12.244.0/24
IPv4
IP
Version
192.12.245.0/24
IPv4
198.11.16.0/20
IPv4
198.59.7.0/24
IPv4
198.59.51.0/24
IPv4
198.59.52.0/24
IPv4
198.59.54.0/24
IPv4
198.59.55.0/24
IPv4
198.59.70.0/24
IPv4

WHOIS details

ASNumber:       104
ASName:         COLORADO-AS
ASHandle:       AS104
RegDate:        1987-04-09
Updated:        2019-06-25    
OrgName:        University of Colorado at Boulder
OrgId:          UCAB-2
Address:        Campus Box 455
City:           Boulder
StateProv:      CO
PostalCode:     80309-0455
Country:        US
RegDate:        1987-04-09
Updated:        2019-06-25

OrgTechHandle: CUBOU-ARIN
OrgTechName:   CUBoulder
OrgTechPhone:  +1-303-735-4357 
OrgTechEmail:  [email protected]

OrgAbuseHandle: ABUSE306-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-303-735-4357 
OrgAbuseEmail:  [email protected]

RTechHandle: CUBOU-ARIN
RTechName:   CUBoulder
RTechPhone:  +1-303-735-4357 
RTechEmail:  [email protected]

RAbuseHandle: ABUSE306-ARIN
RAbuseName:   Abuse
RAbusePhone:  +1-303-735-4357 
RAbuseEmail:  [email protected]

Most popular IPs on AS104
University of Colorado at Boulder

  • IP
  • Domains
  • 🇺🇸 128.138.135.43
    7
  • 🇺🇸 128.138.136.14
    6
  • 🇺🇸 128.138.136.220
    2
  • 🇺🇸 128.138.93.14
    2
  • 🇺🇸 128.138.184.28
    1
  • 🇺🇸 128.138.136.89
    1
  • 🇺🇸 128.138.29.28
    1
  • 🇺🇸 128.138.136.106
    1
  • 🇺🇸 128.138.149.11
    1
  • 🇺🇸 128.138.67.18
    1

Best Email hosting on AS104
University of Colorado at Boulder

  • Email providers
  • Domains
  • secureserver.net
    6
  • ppe-hosted.com
    2
  • outlook.com
    2
  • google.com
    1
  • googlemail.com
    1
  • colorado.edu
    1
  • gandi.net
    1
  • registrar-servers.com
    1

Best domain registrar on AS104
University of Colorado at Boulder

  • Provider
  • Domains
  • domaincontrol.com
    11
  • oraclecloud.net
    8
  • googledomains.com
    3
  • dreamhost.com
    2
  • worldnic.com
    2
  • registrar-servers.com
    2
  • tigertech.biz
    1
  • awsdns-61.com
    1
  • name.com
    1
  • domain.com
    1