AS Name Org Name IPv4Prefixes IPv6Prefixes IPv4 NUMs IPv6 NUMs(/64) Registry Region Looking Glass
CLOUDMARK-PRD Cloudmark, Inc. 2 3 512 1,048,576 United States
512 IPv4 Addresses
CIDR Description IP Num
208.83.136.0/24 Cloudmark, Inc. 256
208.83.138.0/24 Cloudmark, Inc. 256
CIDR Description IP NUMs(prefix /64)
2620:0:2900::/44 Cloudmark, Inc. 1048576
2620:0:2901::/48 Cloudmark, Inc. 65536
2620:0:290f::/48 Cloudmark, Inc. 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2914 NTT-COMMUNICATIONS-2914 - NTT America, Inc., US United States 7,020,032 21,475,360,768 IPv4 IPv4 IPv6 IPv6
AS3257 GTT-BACKBONE - GTT Communications Inc., DE Germany 2,208,540 253,403,791,360 IPv4 IPv4
AS12182 INTERNAP-2BLK - Internap Corporation, US United States 72,192 4,580,179,968 IPv4 IPv4 IPv6 IPv6
IP Address Domain NUMs Domains
208.83.136.12 2 discovery.cd.cloudmark.com
208.83.136.13 2 discovery.cd.cloudmark.com
208.83.136.25 2 cmgw1.cloudmark.com
208.83.136.41 14 cloudmarkdesktop.com
208.83.136.46 2 tracks.cloudmark.com
208.83.136.59 1 ns3.cloudmark.com
208.83.136.63 1 discovery.cd.cloudmark.com
208.83.136.64 1 discovery.cd.cloudmark.com
208.83.136.66 1 feedback-alt004.cloudmark.com
208.83.136.75 3 gsmasrs-us-west.cloudmark.com
ASNumber:       19506
ASName:         CLOUDMARK-PRD
ASHandle:       AS19506
RegDate:        2007-08-17
Updated:        2019-01-23    
Ref:            https://rdap.arin.net/registry/autnum/19506


OrgName:        Cloudmark, Inc.
OrgId:          CLOUD-2
Address:        128 King St, 2nd Floor
City:           San Francisco
StateProv:      CA
PostalCode:     94107
Country:        US
RegDate:        2007-08-15
Updated:        2013-12-30
Ref:            https://rdap.arin.net/registry/entity/CLOUD-2


OrgTechHandle: NETWO2787-ARIN
OrgTechName:   Network Operations
OrgTechPhone:  +1-415-946-3800 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO2787-ARIN

OrgAbuseHandle: NETWO2787-ARIN
OrgAbuseName:   Network Operations
OrgAbusePhone:  +1-415-946-3800 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO2787-ARIN

OrgNOCHandle: NETWO2787-ARIN
OrgNOCName:   Network Operations
OrgNOCPhone:  +1-415-946-3800 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO2787-ARIN

RNOCHandle: ACHES1-ARIN
RNOCName:   Acheson, Steve 
RNOCPhone:  +1-408-763-3173 
RNOCEmail:  [email protected]
RNOCRef:    https://rdap.arin.net/registry/entity/ACHES1-ARIN

RTechHandle: RJW41-ARIN
RTechName:   White, Ryan Jeffrey
RTechPhone:  +1-415-946-3886 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/RJW41-ARIN

RAbuseHandle: ACHES1-ARIN
RAbuseName:   Acheson, Steve 
RAbusePhone:  +1-408-763-3173 
RAbuseEmail:  [email protected]
RAbuseRef:    https://rdap.arin.net/registry/entity/ACHES1-ARIN

RNOCHandle: NETWO2787-ARIN
RNOCName:   Network Operations
RNOCPhone:  +1-415-946-3800 
RNOCEmail:  [email protected]
RNOCRef:    https://rdap.arin.net/registry/entity/NETWO2787-ARIN

RTechHandle: ACHES1-ARIN
RTechName:   Acheson, Steve 
RTechPhone:  +1-408-763-3173 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/ACHES1-ARIN

RAbuseHandle: NETWO2787-ARIN
RAbuseName:   Network Operations
RAbusePhone:  +1-415-946-3800 
RAbuseEmail:  [email protected]
RAbuseRef:    https://rdap.arin.net/registry/entity/NETWO2787-ARIN