AS19977
🇺🇸MBRML-AS - Mayer Brown LLP7fd04cf2e78140688ee5cf8db4e241fe
ARINassigned
Announced Prefixes (BGP)
10total
10 IPv40 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)16,384
Announced (BGP)4,096
IPv6 Addresses ⓘ
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
20
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
8/2/2016
Announced Prefixes
(BGP)10|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | — | 5/25/2026 | |
| No ROA | — | 5/25/2026 | |
| No ROA | — | 5/25/2026 | |
| No ROA | — | 5/25/2026 | |
| No ROA | — | 5/25/2026 | |
| No ROA | — | 5/25/2026 | |
| No ROA | — | 5/25/2026 | |
| No ROA | — | 5/25/2026 | |
| No ROA | — | 5/25/2026 | |
| No ROA | — | 5/25/2026 |
Allocated Prefixes
(RIR)1Prefix | Country | RIR | Status |
|---|---|---|---|
| 143.58.0.0/18 | 🇺🇸 US | ARIN | allocated |
ASPA
No ASPA
External Links
API
Open https://api.ipctl.io/v1/asn/19977Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/19977" | jq