AS13998
🇺🇸SWMED - University of Texas Southwestern Medical Centerd93e3f73300a6e321c3b12f14c237400
ARINassigned
Announced Prefixes (BGP)
14total
13 IPv41 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)72,192
Announced (BGP)86,016
IPv6 Addresses ⓘ
Allocated (RIR)1.2×10^24
Announced (BGP)1.2×10^24
Prefix Limit (IPv4)
100
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
10/1/1999
Announced Prefixes
(BGP)14|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | RADB | 5/25/2026 | |
| No ROA | — | 5/25/2026 | |
| No ROA | — | 5/25/2026 | |
| Valid | ARINRADB | 5/25/2026 | |
| Valid | ARINRADB | 5/25/2026 | |
| Valid | ARINRADB | 5/25/2026 | |
| Valid | ARINRADB | 5/25/2026 | |
| No ROA | RADB | 5/25/2026 | |
| No ROA | RADB | 5/25/2026 | |
| No ROA | RADB | 5/25/2026 |
1–10 of 14
1 / 2
Allocated Prefixes
(RIR)8Prefix | Country | RIR | Status |
|---|---|---|---|
| 129.112.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 198.241.16.0/20 | 🇺🇸 US | ARIN | allocated |
| 199.165.152.0/23 | 🇺🇸 US | ARIN | allocated |
| 199.165.154.0/24 | 🇺🇸 US | ARIN | allocated |
| 199.242.234.0/23 | 🇺🇸 US | ARIN | allocated |
| 199.242.236.0/22 | 🇺🇸 US | ARIN | allocated |
| 199.249.214.0/24 | 🇺🇸 US | ARIN | allocated |
| 2620:0:840::/48 | 🇺🇸 US | ARIN | allocated |
ASPA
No ASPA
External Links
API
Open https://api.ipctl.io/v1/asn/13998Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/13998" | jq