IP Address Information: 137.187.172.142

Complete data about IP address, location, provider and more

Basic Information

IP Address 137.187.172.142
Hostname calendar.nih.gov
ASN AS3527 National Institutes of Health ()
ISP Unknown
Type Public

Geographic Location

Technical Information

AS Number AS3527 National Institutes of Health
Blacklisted zen.spamhaus.org

WHOIS Data

#
# 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/
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# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


#
# Query terms are ambiguous.  The query is assumed to be:
#     "n 137.187.172.142"
#
# Use "?" to get help.
#

NetRange:       137.187.0.0 - 137.187.255.255
CIDR:           137.187.0.0/16
NetName:        NIHNET-2
NetHandle:      NET-137-187-0-0-1
Parent:         NET137 (NET-137-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   National Institutes of Health (NIH-Z)
RegDate:        1989-12-13
Updated:        2022-10-28
Ref:            https://rdap.arin.net/registry/ip/137.187.0.0


OrgName:        National Institutes of Health
OrgId:          NIH-Z
Address:        9000 Rockville Pike
Address:        MSC 4805
City:           Bethesda
StateProv:      MD
PostalCode:     20892-4805
Country:        US
RegDate:        2022-10-09
Updated:        2025-06-05
Ref:            https://rdap.arin.net/registry/entity/NIH-Z


OrgNOCHandle: NIHAD-ARIN
OrgNOCName:   NIHadm
OrgNOCPhone:  +1-301-402-3141 
OrgNOCEmail:  citnsarin@mail.nih.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/NIHAD-ARIN

OrgAbuseHandle: NIHTE-ARIN
OrgAbuseName:   NIHtechs
OrgAbusePhone:  +1-301-402-3141 
OrgAbuseEmail:  citnsarin@mail.nih.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NIHTE-ARIN

OrgDNSHandle: NIHAD-ARIN
OrgDNSName:   NIHadm
OrgDNSPhone:  +1-301-402-3141 
OrgDNSEmail:  citnsarin@mail.nih.gov
OrgDNSRef:    https://rdap.arin.net/registry/entity/NIHAD-ARIN

OrgTechHandle: NIHTE-ARIN
OrgTechName:   NIHtechs
OrgTechPhone:  +1-301-402-3141 
OrgTechEmail:  citnsarin@mail.nih.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/NIHTE-ARIN

OrgRoutingHandle: NIHTE-ARIN
OrgRoutingName:   NIHtechs
OrgRoutingPhone:  +1-301-402-3141 
OrgRoutingEmail:  citnsarin@mail.nih.gov
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NIHTE-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.
#