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If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	43.225.20.0/24	SDN TELECOM PVT LTD
	43.225.21.0/24	SDN TELECOM PVT LTD
	43.225.22.0/24	SDN TELECOM PVT LTD
	43.225.23.0/24	SDN TELECOM PVT LTD
	103.44.12.0/24	SDN TELECOM PVT LTD
	103.44.13.0/24	SDN TELECOM PVT LTD
	103.44.14.0/24	SDN TELECOM PVT LTD
	103.44.15.0/24	SDN TELECOM PVT LTD
	103.155.30.0/24	Tanvitha Syslink Communications Pvt Ltd
	103.155.31.0/24	Tanvitha Syslink Communications Pvt Ltd
	103.176.254.0/24	SRI SAI TEJA BROADBAND SERVICES
	103.176.255.0/24	SRI SAI TEJA BROADBAND SERVICES
	2403:ec0::/32	SDN TELECOM PVT LTD

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS4755	TATA Communications (formerly VSNL)	✔	✘
	AS9498	Bharti Airtel Ltd.	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS4755	TATA Communications (formerly VSNL)	✔	✔
	AS9498	Bharti Airtel Ltd.	✔	✔
	AS147252	New Speed Net Works	✔	✘
	AS4637	Telstra International Limited	✔	✘
	AS15169	Google LLC	✔	✘

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Downstreams

	ASN	Description	IPv4	IPv6
	AS147252	New Speed Net Works	✔	✘

aut-num:        AS133685
as-name:        SDNTELE-AS
descr:          SDN TELECOM PVT LTD
country:        IN
admin-c:        MN418-AP
tech-c:         MN418-AP
mnt-by:         MAINT-IN-SDNTELE
mnt-by:         MAINT-IN-IRINN
mnt-irt:        IRT-SDNTELE-IN
last-modified:  2025-09-27T10:34:33Z
source:         APNIC

Last Update: 2026-02-09T03:22:28Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-vsnl-in	23723
RADB	as-hurricanev6	20348
APNIC	as18229:as-pel	1685
RADB	as-kddcustomer2	8206
RADB	as-vodafone-net-in	9531
RADB	as-reliance	3390
APNIC	as45820:as-ttsl	5875
APNIC	as9498:as-bharti-in	67963
RADB	as-telstra-testing-1	11788
APNIC	as133685:as-sdntele-customer	10
RADB	as-telstra-intl-customers	12012