AS Number
AS3742
AS Name
SEMAPHORE-1
Org Name
Semaphore Corporation
Registry

arin

RegDate

1994-08-01

Updated

2020-01-24

AS3742 Looking Glass
https://lg.semaphore.net
IPv4Prefixes

3

IPv6Prefixes

1

IPv4 NUMs

26,624

IPv6 NUMs(/64)

4,294,967,296

26,624 IPv4 Addresses
CIDR Description IP Num
63.249.0.0/19
IRR Valid
Semaphore Corporation 8192
206.208.40.0/21
IRR InValid
Semaphore Corporation 2048
209.221.128.0/18
IRR Valid
Semaphore Corporation 16384
CIDR Description IP NUMs(prefix /64)
2001:5d8::/32
IRR InValid
Semaphore Corporation 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS29791 VOXEL-DOT-NET - Internap Holding LLC, US United States 113,664 4,295,098,368 IPv4 IPv4
AS36351 SOFTLAYER - SoftLayer Technologies Inc., US United States 4,548,864 39,652,818,944 IPv4 IPv4
AS53828 NITEL - NETWORK INNOVATIONS, LLC, US United States 130,816 4,294,967,296 IPv4 IPv4
AS1828 UNITAS - Unitas Global LLC, US United States 39,424 47,244,705,792 IPv4 IPv4 IPv6 IPv6
AS3130 RGNET-SEA - RGnet OU, EE Estonia 1,536 65,536 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 491,520 282,631,397,572,608 IPv4 IPv4 IPv6 IPv6
AS8309 SIPARTECH - SIPARTECH SAS, FR France 41,216 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 23,808 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS46997 NATOLAB - Black Mesa Corporation, US United States 2,560 24,641,536 IPv4 IPv4 IPv6 IPv6
AS50058 August-Internet - August Internet Limited, GB United Kingdom 4,864 281,512,289,239,040 IPv4 IPv4 IPv6 IPv6
AS1299 TWELVE99 - Telia Company AB, SE Sweden 250,624 17,635,136,569,344 IPv4 IPv4 IPv6 IPv6
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,559,296 17,986,617,344 IPv4 IPv4
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,352,448 25,769,934,848 IPv4 IPv4
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 51,200 13,153,337,344 IPv4 IPv4 IPv6 IPv6
AS35280 ACORUS - ACORUS NETWORKS SAS, FR France 48,384 81,604,378,624 IPv4 IPv4 IPv6 IPv6
AS51999 WHITEHAT - WhiteHat Inc., RO Romania 2,048 536,870,912 IPv4 IPv4
AS58511 ANYCAST-GLOBAL-BACKBONE - ANYCAST HOLDINGS PTY LTD, AU Australia 7,680 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS852 ASN852 - TELUS Communications Inc., CA Canada 4,825,344 13,958,774,784 IPv4 IPv4 IPv6 IPv6
AS2914 NTT-LTD-2914 - NTT America, Inc., US United States 6,857,728 21,743,927,296 IPv4 IPv4 IPv6 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 29,817,800 73,033,783,296 IPv4 IPv4 IPv6 IPv6
AS55818 MCIX-AS-AP - MC-IX Matrix Internet Exchange RS-1, ID Indonesia 14,848 131,072 IPv4 IPv4
AS1798 OREGON - State of Oregon, US United States 219,392 12,901,679,104 IPv4 IPv4 IPv6 IPv6
AS2044 DF-PTL01 - Digital Fortress, US United States 47,360 4,294,967,296 IPv4 IPv4
AS4181 TDS-AS - TDS TELECOM, US United States 1,686,784 77,309,411,328 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS396220 AS-SNOPUD - Public Utility District No. 1 of Snohomish County, US United States 512 0 IPv4 IPv4
AS22030 ZIPCON-AS-1 - Zipcon LLC, US United States 5,888 0 IPv4 IPv4
AS394492 USEI - US Electrodynamics, Inc., US United States 5,632 0 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
United States SIX Seattle - Seattle Internet Exchange (MTU 1500) 206.81.80.16 2001:504:16::e9e 10 Gbps 2017-04-28 00:29:14

Private Peering Facilities

Country/Region Name City Website Updated
Westin Building Seattle Seattle https://www.westinbldg.com/ 2017-04-26 23:02:58
IP Address Domain NUMs Domains
63.249.2.39 1 hci.evdense.com
63.249.2.116 1 kaiserdata.com
63.249.2.121 1 vpn.hbsslaw.com
63.249.3.81 1 exchange.corp.semaphore.com
63.249.7.35 2 sumisays.com
63.249.7.36 2 bewodo.org
63.249.7.38 1 almquistfamily.us
63.249.11.137 2 carecreditlasik.com
63.249.13.26 1 denryu.net
63.249.14.3 5 buckleshop.com
ASNumber:       3742
ASName:         SEMAPHORE-1
ASHandle:       AS3742
RegDate:        1994-08-01
Updated:        2003-01-15    
Ref:            https://rdap.arin.net/registry/autnum/3742


OrgName:        Semaphore Corporation
OrgId:          SEMA
Address:        2001 6th Avenue, Suite 1700
City:           Seattle
StateProv:      WA
PostalCode:     98121
Country:        US
RegDate:        1994-08-01
Updated:        2020-01-24
Ref:            https://rdap.arin.net/registry/entity/SEMA


OrgNOCHandle: NOC286-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-206-905-6000 
OrgNOCEmail:  noc@semaphore.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC286-ARIN

OrgTechHandle: NA15-ORG-ARIN
OrgTechName:   Network Address Change Request
OrgTechPhone:  +1-206-905-6000 
OrgTechEmail:  nacr@semaphore.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NA15-ORG-ARIN

OrgTechHandle: GB31-ARIN
OrgTechName:   Brown, Garth S
OrgTechPhone:  +1-206-905-5000 
OrgTechEmail:  garthb@semaphore.com
OrgTechRef:    https://rdap.arin.net/registry/entity/GB31-ARIN

OrgAbuseHandle: ABUSE174-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-206-905-6000 
OrgAbuseEmail:  abuse@semaphore.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE174-ARIN