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	Prefix	Description
	103.245.143.0/24	Sigma Engineers Ltd

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS132267	NovoCom Limited	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS132267	NovoCom Limited	✔	✘

aut-num:        AS132575
as-name:        SIGMAENGINEERSLTD-AS-AP
descr:          Sigma Engineers Ltd
country:        BD
org:            ORG-SEL2-AP
admin-c:        SELA1-AP
tech-c:         SELA1-AP
abuse-c:        AS2990-APAS2990-AP
mnt-lower:      MAINT-SIGMAENGINEERSLTD-BD
mnt-routes:     MAINT-SIGMAENGINEERSLTD-BD
mnt-by:         APNIC-HM
mnt-irt:        IRT-SIGMAENGINEERSLTD-BD
last-modified:  2021-01-14T05:00:51Z
source:         APNIC


organisation:   ORG-SEL2-AP
org-name:       Sigma Engineers Ltd
org-type:       LIR
country:        BD
address:        ********
phone:          ********
# Email removed, Log into bgp.tools to see whois emails
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:16:06Z
source:         APNIC

Last Update: 2026-03-13T03:22:27Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
APNIC	as-fgl	2025
APNIC	as132267:as-members	2129
APNIC	as149765:as-coronetiig-bd	1707
APNIC	as132267:as-member	2129
APNIC	as132884:as-customers	2033
RADB	as3491:as-customers-ap	69913
RADB	as-kddcustomer2	8206
APNIC	as-10102	2100
APNIC	as-sigma-bd	11