AS7 The Defence Science and Technology Laboratory

DSTL - The Defence Science and Technology Laboratory · region code EU

IPv4 addresses68,86411 prefixes · 0.002% of announced IPv4

Rank worldwide#2,487of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryEU59 ASNs registered there

Open AS7 in ASN lookup Look up an IP in this network (146.80.0.1)

IPv4 prefixes

All 11 prefixes, in address order.

146.80.0.0/16
192.5.28.0/23
192.5.30.0/24
192.35.94.0/24
192.67.43.0/24
192.107.178.0/24
192.149.120.0/24
194.32.69.0/24
194.32.218.0/23
194.34.138.0/24
194.61.92.0/23

IPv6 prefixes

All 1 prefix.

2a0b:3b40::/29

Similar-sized networks in None

ASNNameIPv4 addresses

AS2439#11 FR-REMUS - Renater131,072

AS2457#12 FR-RAIMU-2 - Renater131,072

AS1342#13 UNSPECIFIED - IDDQD-AS91,648

AS2259#15 FR-RAREST - Renater68,864

AS2202#16 FR-RENATER-REAUMUR - Renater66,816

AS1303#17 FR-IDRIS-ORSAY - Renater66,560

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources