View

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
	45.120.96.0/24	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	45.120.97.0/24	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	45.120.98.0/24	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	45.120.99.0/24	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	103.60.160.0/24	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	103.60.161.0/24	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	103.60.162.0/24	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	103.60.163.0/24	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	2406:cc40:1::/48	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	2406:cc40:2::/48	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	2406:cc40:a::/48	Sheikh Mohammad Zulfiquer t/a Tetrasoft
	2406:cc40:b::/48	Sheikh Mohammad Zulfiquer t/a Tetrasoft

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation (disabled due to size) Policy happy_jang Policy thirsty_lalande Policy tender_keller Policy goofy_solomon Policy adoring_carson Policy infallible_knuth Policy xenodochial_jennings

Chart Display Options

Display links using non straight lines

Prefixes in selected policy

Load all prefixes in policy

---

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS139009	Windstream Communication Limited	✔	✔
	AS137491	Peerex Networks Ltd	✔	✔

---

Peers

	ASN	Description	IPv4	IPv6
	AS139009	Windstream Communication Limited	✔	✔
	AS137491	Peerex Networks Ltd	✔	✔
	AS58689	ICC Communication	✔	✘
	AS134371	CIRCLE NETWORK BANGLADESH	✔	✘
	AS58889	Zx Online Ltd	✔	✘

aut-num:        AS134236
as-name:        TETRASOFT-AS-AP
descr:          Sheikh Mohammad Zulfiquer t/a Tetrasoft
country:        BD
org:            ORG-TA81-AP
admin-c:        TA253-AP
tech-c:         TA253-AP
abuse-c:        AT1043-AP
mnt-lower:      MAINT-TETRASOFT-BD
mnt-routes:     MAINT-TETRASOFT-BD
mnt-by:         APNIC-HM
mnt-irt:        IRT-TETRASOFT-BD
last-modified:  2020-11-25T06:33:55Z
source:         APNIC


organisation:   ORG-TA81-AP
org-name:       Tetrasoft
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:  2025-07-14T13:27:46Z
source:         APNIC

Last Update: 2026-05-07T03:22:29Z UTC

---

Member of the following AS-SETs

-	Member
APNIC	as-58682
RIPE	as-retn-actual-v6
RADB	as-hurricane
APNIC	as-58689
APNIC	as-set-bsccl
APNIC	as137491:as-customers
RADB	as-telstra-testing-1
RIPE	as-transroute-spec
APNIC	as132267:as-member
APNIC	as132267:as-members
APNIC	as58717:as-summitcommunications-bd
RADB	as-kddcustomer2
APNIC	as-wcl-bd
APNIC	as-circle-bd
APNIC	as-9441
APNIC	as150748:as-gmax
APNIC	as-137491
APNIC	as132884:as-customers
APNIC	as-fgl
RADB	as-hurricanev6
APNIC	as-fhl
RADB	as-telstra-intl-customers
APNIC	as-set-vcl
RIPE	as-retn-actual-v4
APNIC	as17494:as-customers
APNIC	as-58715
APNIC	as149765:as-coronetiig-bd