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	Prefix	Description
	103.121.60.0/24	North Bengal Online
	103.121.61.0/24	North Bengal Online
	103.121.62.0/24	North Bengal Online
	103.121.63.0/24	North Bengal Online
	2403:6840::/48	North Bengal Online
	2403:6840::/32	North Bengal Online
	2403:6840:1::/48	North Bengal Online
	2403:6840:2::/48	North Bengal Online
	2403:6840:3::/48	North Bengal Online
	2403:6840:4::/48	North Bengal Online
	2403:6840:5::/48	North Bengal Online
	2403:6840:6::/48	North Bengal Online

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS139009	Windstream Communication Limited	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS139009	Windstream Communication Limited	✔	✔
	AS134371	CIRCLE NETWORK BANGLADESH	✔	✘

aut-num:        AS138146
as-name:        NORTHBENGALONLINE-AS-AP
descr:          Mohammad SAHIDUL ISLAM
country:        BD
org:            ORG-NBO1-AP
admin-c:        NBOA1-AP
tech-c:         NBOA1-AP
abuse-c:        AN1149-AP
mnt-lower:      MAINT-NORTHBENGALONLINE-BD
mnt-routes:     MAINT-NORTHBENGALONLINE-BD
mnt-by:         APNIC-HM
mnt-irt:        IRT-NORTHBENGALONLINE-BD
last-modified:  2021-01-18T02:02:32Z
source:         APNIC


organisation:   ORG-NBO1-AP
org-name:       North Bengal Online
org-type:       LIR
country:        BD
address:        ********
address:        ********
phone:          ********
# Email removed, Log into bgp.tools to see whois emails/phone numbers
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:37Z
source:         APNIC

Last Update: 2026-06-11T03:22:48Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-transroute-spec	19620
APNIC	as17494:as-customers	2115
APNIC	as-circle-bd	1795
APNIC	as137967:as-customers	351
RADB	as-hurricanev6	21132
APNIC	as58717:as-summitcommunications-bd	1411
APNIC	as150748:as-gmax	1555
APNIC	as-set-bsccl	2103
RADB	as-hurricane	25048
RADB	as-kddcustomer2	8206
APNIC	as149765:as-coronetiig-bd	1708
APNIC	as-wcl-bd	1780
RADB	as-telstra-intl-customers	12412
APNIC	as132884:as-customers	2051
APNIC	as-58715	998
APNIC	as-dtliig-139901	525