IP Address Information For 139.121.3.75

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 139.121.3.75.
if you have any comments on the information shown in this page, feel free to contact us.

General information:

IP Address: 139.121.3.75
DNS Hostname (PTR Record): No Hostname
DNS Nameservers: dns-edmzp01-ns1.net.saic.com, dns-edmzp02-ns2.net.saic.com
DNS Zone: 121.139.in-addr.arpa
Network route: 139.121.0.0/21
Network owner: SAIC
ASN #: 188
Part of range: 139.121.3.0/24

Geographic location:

Country: United States - US
City: Reston
State/Region: Virginia
Longitude: -77.361115
Latitude: 38.958759
Timezone: -05:00

Location on the map:

The IP address 139.121.3.75 originates in a datacenter located in Reston, United States

Network speed information:

Average network speed for United States:

Mobile:

Download

279.20

Mbps

,

Upload

19.31

Mbps
Broadband:

Download

375.21

Mbps

,

Upload

193.44

Mbps

IP Address 139.121.3.75 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 1997-2026, American Registry for Internet Numbers, Ltd.
#



NetRange:       139.121.0.0 - 139.121.255.255
CIDR:           139.121.0.0/16
NetName:        SAIC-139-121-0
NetHandle:      NET-139-121-0-0-1
Parent:         NET139 (NET-139-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   SAIC (SAIC-59)
RegDate:        1990-03-08
Updated:        2024-11-15
Comment:        -----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
Ref:            https://rdap.arin.net/registry/ip/139.121.0.0


OrgName:        SAIC
OrgId:          SAIC-59
Address:        12010 Sunset Hills Rd
City:           Reston
StateProv:      VA
PostalCode:     20190
Country:        US
RegDate:        2014-10-16
Updated:        2022-06-22
Comment:        SAIC
Ref:            https://rdap.arin.net/registry/entity/SAIC-59


OrgAbuseHandle: SAIC-NIC-ARIN
OrgAbuseName:   Network Information Center
OrgAbusePhone:  +1-865-481-1776 
OrgAbuseEmail:  dw-noc@saic.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SAIC-NIC-ARIN

OrgNOCHandle: SAIC-NIC-ARIN
OrgNOCName:   Network Information Center
OrgNOCPhone:  +1-865-481-1776 
OrgNOCEmail:  dw-noc@saic.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/SAIC-NIC-ARIN

OrgTechHandle: ICS6-ARIN
OrgTechName:   Slade, Ian Calvin
OrgTechPhone:  +1-703-676-5234 
OrgTechEmail:  ian.slade@saic.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ICS6-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 1997-2026, American Registry for Internet Numbers, Ltd.
#

Reputation information:

Sender score: 0 (very poor)

Blacklists information:

Listed in Spamhaus: no
Listed in Barracuda: no
Listed in Spamcop: no
More blacklists: Full blacklists test on 139.121.3.75

Email behaviour monitor:

The IP address 139.121.3.75 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 17-01-26 to 27-01-26:

Sender score:

Sender Volume:

Spamhaus Listing:

Spamcop Listing:

Barracuda Listing: