AS41625 — ETSERVICE-AS Express Teleservice Corp

AS41625 announces 8 IPv4 prefixes covering 3,328 addresses and 4 IPv6 prefixes.

About this network

The AS handle ETSERVICE-AS is held by Express Teleservice Corp.

What it's used for

• The address space carries corporate and telecom infrastructure, evidenced by netnames such as US-ETSERVICE-20060926, ETS-HK-AP, and ETSERVICE-USNYC.
• The AS announces 3328 IPv4 addresses and 4 IPv6 prefixes with 9 observed neighbours, indicating a role focused on internal corporate connectivity and specific service delivery rather than broad residential access or heavy transit.
• Traffic from this AS consists of business operations for Express Teleservice Corp, including its d.b.a. LANCK Telecom, supporting corporate networks and telecom services.

Notable

• Registrants generally align with the announcer, with most prefixes registered to Express Teleservice Corp, though some are registered to Cogent Communications and one to Lanck Telecom.
• The address inventory is fragmented across multiple regions, including US, HK, and RIPE regions, with prefixes like 89.31.240.0/22 and 203.189.26.0/23 reflecting a distributed corporate estate.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 82.129.44.0/24
• 89.31.240.0/22
• 89.31.244.0/23
• 89.31.247.0/24
• 154.48.203.0/24
• 185.219.90.0/24
• 192.210.11.0/24
• 203.189.26.0/23
• 2001:df0:69::/48
• 2620:11:a000::/48
• 2a00:8900::/32
• 2a0d:e500::/32

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS174 Cogent Communications, LLC
• AS9002 RETN Limited
• AS3491 PCCW Global (HK) Ltd.
• AS41095 IPTP LTD
• AS9304 HGC Global Communications Limited
• AS140951 IPTP Networks
• AS6762 TELECOM ITALIA SPARKLE S.p.A.
• AS3320 Deutsche Telekom AG

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS174 Cogent Communications, LLC
• AS9002 RETN Limited
• AS3491 PCCW Global (HK) Ltd.
• AS41095 IPTP LTD
• AS9304 HGC Global Communications Limited
• AS140951 IPTP Networks
• AS3320 Deutsche Telekom AG
• AS6762 TELECOM ITALIA SPARKLE S.p.A.

Routing security

• RPKI: 6 valid, 0 invalid and 7 not-found announcements; 9 ROAs.
• ASPA: none published.
• IRR: 92% of announcements registered; 25 route objects.
• Listed in as-sets: AS-ANC-CUSTOMER-PROXY-REGISTER, AS-ARBINET-HKG-BUYERS, AS-ARBINET-NYC-BUYERS, AS-AVANTEL-SPB, AS-ETSERVICE-USNYC, AS-GECIX, AS-GECIX-G, AS-HUTCHCITY, AS-IPTP, AS-OPTICALNET, AS-RETN, AS-RETN-ACTUAL-V4, AS-RETN-ACTUAL-V6, AS-RETN6, AS-SEABONECUSTEU, AS-TELSTRA-INTL-CUSTOMERS-4637, AS209141:AS-RUCUST, AS216458:AS-CUST-AGG-HK, AS3320:AS-DTAG, AS3320:AS-DTAG-V6, AS3491:AS-CUSTOMERS-AP, AS41625:AS-CLIENTS, AS51202:AS-ALL, AS58453:AS-ASIAASCUST, AS58453:AS-ASIAASCUST.