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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
	103.84.36.0/24	City Online Ltd.
	103.84.37.0/24	City Online Ltd.
	103.84.38.0/24	City Online Ltd.
	103.84.39.0/24	City Online Ltd.
	103.192.156.0/24	City Online Ltd.
	103.192.157.0/24	City Online Ltd.
	103.192.158.0/24	City Online Ltd.
	103.192.159.0/24	City Online Ltd.
	113.212.108.0/24	City Online Ltd.
	113.212.109.0/24	City Online Ltd.
	113.212.110.0/24	City Online Ltd.
	113.212.111.0/24	City Online Ltd.
	202.91.40.0/24	City Online Ltd.
	202.91.41.0/24	City Online Ltd.
	202.91.42.0/24	City Online Ltd.
	202.91.43.0/24	IBD COMMUNICATION

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS58717	Summit Communications Ltd	✔	✘
	AS10075	Fiber@Home Global Limited	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS58717	Summit Communications Ltd	✔	✘
	AS10075	Fiber@Home Global Limited	✔	✔
	AS154351	Star Network	✔	✘
	AS154352	Digonto Communication Network	✔	✘
	AS140684	Bangladesh Internet Exchange Trust	✔	✘
	AS58715	EARTH TELECOMMUNICATION (Pvt) LTD.	✔	✔
	AS149445	Patriot Technologies	✔	✘
	AS142157	Net Zone	✔	✘

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Downstreams

	ASN	Description	IPv4	IPv6
	AS154352	Digonto Communication Network	✔	✘
	AS154351	Star Network	✔	✘

aut-num:        AS136224
as-name:        CITYONLINELTD-AS-AP
descr:          City Online Ltd.
country:        BD
org:            ORG-COL1-AP
admin-c:        COLA2-AP
tech-c:         COLA2-AP
abuse-c:        AC1627-AP
mnt-lower:      MAINT-CITYONLINELTD-BD
mnt-routes:     MAINT-CITYONLINELTD-BD
mnt-by:         APNIC-HM
mnt-irt:        IRT-CITYONLINELTD-BD
last-modified:  2020-05-19T18:39:26Z
source:         APNIC


organisation:   ORG-COL1-AP
org-name:       City Online Ltd.
org-type:       LIR
country:        BD
address:        House-47, Road-27, Sector-07,
phone:          +8801855989100
# Email removed, Log into bgp.tools to see whois emails
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:08Z
source:         APNIC

Last Update: 2025-12-26T03:22:28Z UTC

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Member of the following AS-SETs

-	Member
RIPE	as-transroute-spec
RADB	as3491:as-customers-na
APNIC	as-fhl
APNIC	as-bdhub
APNIC	as58778:as-mangoitc-bd
RADB	as-telstra-testing-1
APNIC	as-fgl
APNIC	as-58715
APNIC	as-set_hellotech
APNIC	as17494:as-customers
APNIC	as58717:as-summitcommunications-bd
APNIC	as132884:as-customers
APNIC	as149765:as-coronetiig-bd
APNIC	as-maxhub-ltd
APNIC	as-134404
RIPE	as-retn-actual-v4
APNIC	as-set-bsccl
RADB	as-telstra-intl-customers
APNIC	as-col
RADB	as-kddcustomer2
RADB	as3491:as-customers-ap
RADB	as-hurricanev6
APNIC	as-137491
APNIC	as-58682
APNIC	as-58689
APNIC	as-dtliig-139901