Routing security
AS38011 GBSL-AS-BD GramBangla Systems Limites, Internet and Data Communication
Unclassified APNIC
Announcements
What this network originates
Every prefix observed with AS38011 as its origin, checked against RPKI and the IRR. Problems sort first.
| Prefix | RPKI | IRR | Vantage points |
|---|---|---|---|
| 202.44.104.0/24 | RPKI valid | IRR | 57 |
| 202.44.105.0/24 | RPKI valid | IRR | 57 |
| 202.44.106.0/24 | RPKI valid | IRR | 57 |
| 202.44.107.0/24 | RPKI valid | IRR | 57 |
| 202.44.108.0/24 | RPKI valid | IRR | 57 |
| 202.44.109.0/24 | RPKI valid | IRR | 57 |
| 202.44.110.0/24 | RPKI valid | IRR | 57 |
| 202.44.111.0/24 | RPKI valid | IRR | 57 |
| 2402:21c0:100::/40 | RPKI valid | IRR | 34 |
| 2402:21c0:200::/40 | RPKI valid | IRR | 34 |
| 2402:21c0:300::/40 | RPKI valid | IRR | 34 |
| 2402:21c0:400::/40 | RPKI valid | IRR | 34 |
RPKI · ROAs
Route origin authorisations
Signed statements by address holders that AS38011 may originate these prefixes, up to the maximum length shown.
| Prefix | Max length | Trust anchor |
|---|---|---|
| 202.44.104.0/21 | /24 | APNIC |
| 2402:21c0::/32 | /32 | APNIC |
| 2402:21c0:100::/40 | /40 | APNIC |
| 2402:21c0:200::/40 | /40 | APNIC |
| 2402:21c0:300::/40 | /40 | APNIC |
| 2402:21c0:400::/40 | /40 | APNIC |
ROA-based and RPKI-valid-only prefix lists for routers are on asn.ipinfo.app.
RPKI · ASPA
Declared transit providers
No ASPA record This network has not published an ASPA object. ASPA lets a network sign the list of its transit providers, so routers can reject paths that route through anyone else (route leaks). Only a few thousand networks publish one so far, so its absence is normal.
IRR
Registered route objects
Route objects naming AS38011 as origin, across RADb, the RIR registries, ALTDB and NTTCOM. Objects that are registered but not announced come first: a stale object lets anyone who can spoof this origin through an IRR-built filter.
| Prefix | Source | Description | Maintainer | Changed | Routing |
|---|---|---|---|---|---|
| 202.44.104.0/21 | APNIC | GramBangla Systems Ltd,Internet and Data Communication | MAINT-BD-GBSLNET | 2011-11-17 | Not announced |
| 202.44.104.0/21 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | 2023-11-13 | Not announced |
| 202.44.104.0/22 | APNIC | GramBangla Systems Limited | MAINT-BD-GBSLNET | 2019-10-20 | Not announced |
| 202.44.104.0/23 | APNIC | GramBangla Systems Limited | MAINT-BD-GBSLNET | 2019-10-20 | Not announced |
| 202.44.106.0/23 | APNIC | GramBangla Systems Limited | MAINT-BD-GBSLNET | 2019-10-20 | Not announced |
| 202.44.108.0/22 | APNIC | GramBangla Systems Limited | MAINT-BD-GBSLNET | 2021-09-15 | Not announced |
| 202.44.108.0/22 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | 2007-09-13 | Not announced |
| 202.44.108.0/22 | RADB | Proxy-registered route object | MAINT-AS9304 | 2023-11-13 | Not announced |
| 202.44.108.0/23 | APNIC | GramBangla Systems Limited | MAINT-BD-GBSLNET | 2021-09-15 | Not announced |
| 202.44.108.0/23 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | 2023-11-13 | Not announced |
| 202.44.110.0/23 | APNIC | GramBangla Systems Limited | MAINT-BD-GBSLNET | 2019-12-31 | Not announced |
| 2402:21c0::/32 | APNIC | GramBangla Systems Limited | MAINT-BD-BAYEZID1 | 2024-09-17 | Not announced |
| 202.44.104.0/24 | APNIC | GramBangla Systems Ltd,Internet and Data Communication Service Provider,Dhaka. | MAINT-BD-GBSLNET | 2017-12-30 | Announced |
| 202.44.105.0/24 | APNIC | GramBangla Systems Ltd,Internet and Data Communication Service Provider,Dhaka. | MAINT-BD-GBSLNET | 2017-12-30 | Announced |
| 202.44.105.0/24 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | 2007-09-13 | Announced |
| 202.44.105.0/24 | RADB | Proxy-registered route object | MAINT-AS9304 | 2023-11-13 | Announced |
| 202.44.106.0/24 | APNIC | GramBangla Systems Ltd,Internet and Data Communication Service Provider,Dhaka. | MAINT-BD-GBSLNET | 2017-12-30 | Announced |
| 202.44.106.0/24 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | 2007-09-13 | Announced |
| 202.44.106.0/24 | RADB | Proxy-registered route object | MAINT-AS9304 | 2023-11-13 | Announced |
| 202.44.107.0/24 | APNIC | GramBangla Systems Ltd,Internet and Data Communication Service Provider,Dhaka. | MAINT-BD-GBSLNET | 2017-12-30 | Announced |
| 202.44.108.0/24 | APNIC | GramBangla Systems Limited | MAINT-BD-GBSLNET | 2021-09-15 | Announced |
| 202.44.108.0/24 | RADB | Proxy-registered route object | MAINT-AS9304 | 2023-11-13 | Announced |
| 202.44.109.0/24 | APNIC | GramBangla Systems Ltd,Internet and Data Communication Service Provider,Dhaka. | MAINT-BD-GBSLNET | 2017-12-30 | Announced |
| 202.44.109.0/24 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | 2007-09-13 | Announced |
| 202.44.109.0/24 | RADB | Proxy-registered route object | MAINT-AS9304 | 2023-11-13 | Announced |
| 202.44.110.0/24 | APNIC | GramBangla Systems Ltd,Internet and Data Communication Service Provider,Dhaka. | MAINT-BD-GBSLNET | 2017-12-30 | Announced |
| 202.44.110.0/24 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | 2007-09-13 | Announced |
| 202.44.110.0/24 | RADB | Proxy-registered route object | MAINT-AS9304 | 2023-11-13 | Announced |
| 202.44.111.0/24 | APNIC | GramBangla Systems Ltd,Internet and Data Communication Service Provider,Dhaka. | MAINT-BD-GBSLNET | 2017-12-30 | Announced |
| 202.44.111.0/24 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | 2007-09-13 | Announced |
| 202.44.111.0/24 | RADB | Proxy-registered route object | MAINT-AS9304 | 2023-11-13 | Announced |
| 2402:21c0:100::/40 | APNIC | GramBangla Systems Limited | MAINT-BD-BAYEZID1 | 2024-09-17 | Announced |
| 2402:21c0:200::/40 | APNIC | GramBangla Systems Limited | MAINT-BD-BAYEZID1 | 2024-09-17 | Announced |
| 2402:21c0:300::/40 | APNIC | GramBangla Systems Limited | MAINT-BD-BAYEZID1 | 2024-09-17 | Announced |
| 2402:21c0:400::/40 | APNIC | GramBangla Systems Limites, Internet Service Provider | MAINT-BD-BAYEZID1 | 2024-09-19 | Announced |
IRR
AS-sets
The as-set is what upstreams expand to build this network's customer filter. Sets that list AS38011 directly show who expects to carry it.
| AS-set | Where | Relationship |
|---|---|---|
AS-10102 | APNIC | Lists AS38011 as a direct member |
AS-150178 | APNIC | Lists AS38011 as a direct member |
AS-38614 | APNIC | Lists AS38011 as a direct member |
AS-55492 | APNIC | Lists AS38011 as a direct member |
AS-58682 | APNIC | Lists AS38011 as a direct member |
AS-58715 | APNIC | Lists AS38011 as a direct member |
AS-63969 | APNIC | Lists AS38011 as a direct member |
AS-9441 | APNIC | Lists AS38011 as a direct member |
AS-ANC-CUSTOMER-PROXY-REGISTER | RADB | Lists AS38011 as a direct member |
AS-APTT | NTTCOM | Lists AS38011 as a direct member |
AS-FGL | APNIC | Lists AS38011 as a direct member |
AS-FHL | APNIC | Lists AS38011 as a direct member |
AS-HURRICANE | RADB | Lists AS38011 as a direct member |
AS-HURRICANEV6 | RADB | Lists AS38011 as a direct member |
AS-KDDCUSTOMER2 | RADB | Lists AS38011 as a direct member |
AS-PACNET-DOWNSTREAM-SG | RADB | Lists AS38011 as a direct member |
AS-RETN-ACTUAL-V4 | RIPE | Lists AS38011 as a direct member |
AS-SEABONECUSTAS | RIPE | Lists AS38011 as a direct member |
AS-SET-BSCCL | APNIC | Lists AS38011 as a direct member |
AS-SET-VCL | APNIC | Lists AS38011 as a direct member |
AS-TRANSROUTE-SPEC | RIPE | Lists AS38011 as a direct member |
AS-WCL-BD | APNIC | Lists AS38011 as a direct member |
AS10102:AS-CUSTOMERS | APNIC | Lists AS38011 as a direct member |
AS132884:AS-CUSTOMERS | APNIC | Lists AS38011 as a direct member |
AS149765:AS-CORONETIIG-BD | APNIC | Lists AS38011 as a direct member |
AS150748:AS-GMAX | APNIC | Lists AS38011 as a direct member |
AS17494:AS-CUSTOMERS | APNIC | Lists AS38011 as a direct member |
AS17806:AS-MANGOTELESERVICE-BD | APNIC | Lists AS38011 as a direct member |
AS58453:AS-ASIAASCUST | APNIC | Lists AS38011 as a direct member |
AS58453:AS-ASIAASCUST | RADB | Lists AS38011 as a direct member |
AS58717:AS-ISP-BD | APNIC | Lists AS38011 as a direct member |
AS58717:AS-SUMMITCOMMUNICATIONS-BD | APNIC | Lists AS38011 as a direct member |
AS58778:AS-MANGOITC-BD | APNIC | Lists AS38011 as a direct member |
RPKI from rpki-client, validated 2026-10-28 12:15 UTC. IRR from ARIN, RADB, RIPE, ALTDB, APNIC, LACNIC, NTTCOM, AFRINIC, collected 2026-10-28. Cross-check on bgp.he.net.