IP Address Information For 131.101.21.191

IP address information can vary in different details, from the IP's server and datacenters, WHOIS information, all the way to geolocation and longitude/latitude coordinates, and goes all the way to the IP address' network organization, IP ranges, appearance in DNSBL blacklists, and more.

In this page we have collected a sample of information for the IP address 131.101.21.191.
if you have any comments on the information shown in this page, feel free to contact us.

General information:

IP Address: 131.101.21.191
DNS Hostname (PTR Record): No Hostname
DNS Nameservers: , -qd.dns.jpa9-ye2yzj-qf.dns.jpvpfyfayzja, .netaq5_q6r4ycm6, a~-ooe~a~zkaarbi_arin.authdns.ripe.net5fx_rkr4ycm6akhr.arin.netaq5_q6r4ycm6akhy.arin.netk0p_rxr4ycm6, a~-ovvoewz8eabpfk0p_qnr4ycm6akhu.arin.netk0p_rxr4ycm6akhx.arin.netaq5_rrr4ycm6bixarin.authdns.ripe.net, a~8t, bixarin.authdns.ripe.net, et, r.arin.net, r4ycm6akhu.arin.netk0p_rxr4ycm6akhr.arin.net5fx_rkr4ycm6bixarin.authdns.ripe.net, vp~, x.arin.net, y.arin.net, z.arin.net
DNS Zone: 27.in-addr.arpa
Network route: 131.101.0.0/16
Network owner: Teradyne Inc.
ASN #: 31979
Part of range: 131.101.21.0/24

Geographic location:

Country: United States - US
City: North Reading
State/Region: Massachusetts
Longitude: -71.078529
Latitude: 42.575031
Timezone: -04:00

Location on the map:

The IP address 131.101.21.191 originates in a datacenter located in North Reading, United States

Network speed information:

Average network speed for United States:

Mobile:

Download

251.31

Mbps

,

Upload

17.09

Mbps
Broadband:

Download

358.38

Mbps

,

Upload

178.53

Mbps

IP Address 131.101.21.191 WHOIS Information:

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#



NetRange:       131.101.0.0 - 131.101.255.255
CIDR:           131.101.0.0/16
NetName:        TERADYNE
NetHandle:      NET-131-101-0-0-1
Parent:         NET131 (NET-131-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Teradyne, Inc. (TERADY)
RegDate:        1988-11-03
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/131.101.0.0


OrgName:        Teradyne, Inc.
OrgId:          TERADY
Address:        600 Riverpark Drive
City:           North Reading
StateProv:      MA
PostalCode:     01864
Country:        US
RegDate:        1988-11-03
Updated:        2022-07-25
Ref:            https://rdap.arin.net/registry/entity/TERADY


OrgTechHandle: ABRAH128-ARIN
OrgTechName:   Abraham, Dean 
OrgTechPhone:  +1-978-370-6307 
OrgTechEmail:  deanjohn.abraham@teradyne.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ABRAH128-ARIN

OrgAbuseHandle: ABUSE4986-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-978-370-2700 
OrgAbuseEmail:  abuse@teradyne.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE4986-ARIN

OrgTechHandle: DEBEL2-ARIN
OrgTechName:   DeBella, John 
OrgTechPhone:  +1-978-370-8472 
OrgTechEmail:  john.debella@teradyne.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DEBEL2-ARIN

OrgTechHandle: JRB33-ARIN
OrgTechName:   Burke, John R
OrgTechPhone:  +1-978-370-3158 
OrgTechEmail:  john.r.burke@teradyne.com
OrgTechRef:    https://rdap.arin.net/registry/entity/JRB33-ARIN

RTechHandle: JRB33-ARIN
RTechName:   Burke, John R
RTechPhone:  +1-978-370-3158 
RTechEmail:  john.r.burke@teradyne.com
RTechRef:    https://rdap.arin.net/registry/entity/JRB33-ARIN

RTechHandle: DEBEL2-ARIN
RTechName:   DeBella, John 
RTechPhone:  +1-978-370-8472 
RTechEmail:  john.debella@teradyne.com
RTechRef:    https://rdap.arin.net/registry/entity/DEBEL2-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#

Reputation information:

Sender score: None - IP doesnt send emails

Blacklists information:

Listed in Spamhaus: yes
Listed in Barracuda: no
Listed in Spamcop: no
More blacklists: Full blacklists test on 131.101.21.191

Email behaviour monitor:

The IP address 131.101.21.191 appears to be an active mail server. The following charts represent data the community has gathered by observing the mail sending behaviour of this IP address during the last 10 days from 06-10-25 to 16-10-25:

Sender score:

Sender Volume:

Spamhaus Listing:

Spamcop Listing:

Barracuda Listing: