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AS131429

AS131429 is MOBIFONE Corporation.

Last updated 3 Nov 2026 from DB-IP ASN Lite (2026-11-01) and RIR statistics (3 Nov 2026)

Short answer

AS131429 belongs to MOBIFONE Corporation. DB-IP Lite attributes 54,016 IPv4 addresses in 19 ranges and 13 IPv6 ranges to it, all or nearly all of the IPv4 space in Vietnam. The number is registered with APNIC in Vietnam on 24 Jun 2011.

Facts for AS131429
Operator (DB-IP)MOBIFONE Corporation
IPv4 addresses54,016
IPv4 ranges19
IPv6 ranges13
RegistryAPNIC
Registered24 Jun 2011
Registry countryVietnam (VN)

Does it publish a geofeed?

We haven’t checked this network’s registry records for a geofeed yet. The Truth Check looks for one live for any address you test.

Shared addresses (CGNAT)

MOBIFONE Corporation hasn’t been documented as using carrier-grade NAT in a source we could check. To see whether your own connection is behind it, compare your router’s address on the CGNAT check.

IPv6

DB-IP lists 13 IPv6 ranges for AS131429, so customers can get IPv6 addresses, which databases place separately from IPv4.

Where its IPv4 space is used, according to DB-IP

VN100%

Share of the network’s IPv4 addresses by DB-IP Country Lite. IP Geolocation by DB-IP.

IP ranges

RangeAs CIDRAddresses
42.1.64.0 – 42.1.82.25542.1.64.0/20, 42.1.80.0/23 …4,864
42.1.84.0 – 42.1.107.25542.1.84.0/22, 42.1.88.0/21 …6,144
42.1.109.0 – 42.1.127.25542.1.109.0/24, 42.1.110.0/23 …4,864
45.117.156.0 – 45.117.159.25545.117.156.0/221,024
45.121.24.0 – 45.121.27.25545.121.24.0/221,024
59.153.220.0 – 59.153.255.25559.153.220.0/22, 59.153.224.0/199,216
103.7.174.0 – 103.7.174.255103.7.174.0/24256
103.10.44.0 – 103.10.47.255103.10.44.0/221,024
103.156.0.0 – 103.156.9.255103.156.0.0/21, 103.156.8.0/232,560
103.156.38.0 – 103.156.49.255103.156.38.0/23, 103.156.40.0/21 …3,072
103.156.58.0 – 103.156.61.255103.156.58.0/23, 103.156.60.0/231,024
103.199.22.0 – 103.199.24.255103.199.22.0/23, 103.199.24.0/24768
103.199.30.0 – 103.199.43.255103.199.30.0/23, 103.199.32.0/21 …3,584
103.199.46.0 – 103.199.79.255103.199.46.0/23, 103.199.48.0/20 …8,704
103.238.80.0 – 103.238.83.255103.238.80.0/221,024
137.59.24.0 – 137.59.27.255137.59.24.0/221,024
137.59.32.0 – 137.59.35.255137.59.32.0/221,024
137.59.41.0 – 137.59.47.255137.59.41.0/24, 137.59.42.0/23 …1,792
203.160.132.0 – 203.160.135.255203.160.132.0/221,024
2402:9d80:201:: – 2402:9d80:2a7:ffff:ffff:ffff:ffff:ffff2402:9d80:201::/48IPv6
2402:9d80:304:: – 2402:9d80:420:ffff:ffff:ffff:ffff:ffff2402:9d80:304::/46IPv6
2402:9d80:432:: – 2402:9d80:435:ffff:ffff:ffff:ffff:ffff2402:9d80:432::/47IPv6
2402:9d80:439:: – 2402:9d80:43c:ffff:ffff:ffff:ffff:ffff2402:9d80:439::/48IPv6
2402:9d80:441:: – 2402:9d80:456:ffff:ffff:ffff:ffff:ffff2402:9d80:441::/48IPv6
2402:9d80:459:: – 2402:9d80:460:ffff:ffff:ffff:ffff:ffff2402:9d80:459::/48IPv6
2402:9d80:806:: – 2402:9d80:806:ffff:ffff:ffff:ffff:ffff2402:9d80:806::/48IPv6
2402:9d80:850:: – 2402:9d80:87f:ffff:ffff:ffff:ffff:ffff2402:9d80:850::/44IPv6
2402:9d80:93b:: – 2402:9d80:93b:ffff:ffff:ffff:ffff:ffff2402:9d80:93b::/48IPv6
2402:9d80:950:: – 2402:9d80:95f:ffff:ffff:ffff:ffff:ffff2402:9d80:950::/44IPv6
2402:9d80:a50:: – 2402:9d80:a50:ffff:ffff:ffff:ffff:ffff2402:9d80:a50::/48IPv6
2402:9d80:a70:: – 2402:9d80:a70:ffff:ffff:ffff:ffff:ffff2402:9d80:a70::/48IPv6
2402:9d80:c00:: – 2402:9d80:c7a:ffff:ffff:ffff:ffff:ffff2402:9d80:c00::/42IPv6
Showing 19 of 19 IPv4 and 13 of 13 IPv6 ranges All ranges (CSV)

IP Geolocation by DB-IP, ASN Lite, CC BY 4.0.

Using an address from this network? See which sources agree on where it is.

Sources

  1. DB-IP IP to ASN Lite (CC BY 4.0) · checked 3 Nov 2026
  2. NRO RIR delegated-extended statistics · checked 4 Nov 2026