Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Not on any threat blocklist +5
- Has a reverse-DNS (PTR) record +5
- Established allocation (11y) +3
- Trust score 78 / 100
Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →
DNS records
- Reverse DNS (PTR)
- mail1.vss.gov.vn
- Forward-confirmed (FCrDNS)
- Not checked
- PTR TTL
- 3600 s
- Reverse DNS last checked
- 2026-10-30 00:37 UTC
Forward DNS records for mail1.vss.gov.vn
| Type | Value | Priority | TTL |
|---|---|---|---|
| A | 103.57.112.101 | — | 30s |
| AAAA | 2001:df1:1f40::34 | — | 172800s |
Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.
Domains hosted
as of 2026-10-29 UTC0
issued.live's latest DNS data shows no domain resolving to this IP.
Domain data provided by issued.live — for full details visit https://issued.live/pricing
Reverse DNS history
How this IP's reverse DNS (PTR) has changed over time, from our scans.
Reverse-DNS changes between Oct 29, 2026 and Oct 30, 2026 were not recorded; the current PTR is shown from its earliest retained observation.
- mail1.vss.gov.vn — since at least Oct 30, 2026 → present
- no PTR — Oct 29, 2026 → Oct 30, 2026
- mail1.vss.gov.vn — Jun 11, 2026 → Oct 29, 2026 2 brief no-PTR dropouts
Network Allocation for 103.57.114.201
- CIDR range
- 103.57.112.0/22
- IP range (int)
- 1,731,817,472 — 1,731,818,495
- Prefix length
- /22
- ASN
- AS131436
- ASN name
- Information Technology and Digital Transformation Center - Vietnam Social Security
- Location
- Vietnam
- Coordinates
- 16.166700, 107.833300
- Accuracy radius
- 1000 km
- Regional Internet Registry
- APNIC
- Allocated
- 2015-05-15
- Data source(s)
- maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
- Last updated
- 2026-10-28 08:46:00
BGP Routing
Live BGP anomalies →Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.
Frequently Asked Questions
Who owns 103.57.114.201?
103.57.114.201 is allocated to Information Technology and Digital Transformation Center - Vietnam Social Security (AS131436), registered in Vietnam.
Where is 103.57.114.201 located?
The geolocation for 103.57.114.201 maps to Vietnam based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.
What network is 103.57.114.201 on?
103.57.114.201 belongs to the 103.57.112.0/22 network block announced by AS131436. This range contains 1,024 addresses.
Does 103.57.114.201 have a reverse DNS record?
Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.
Neighbors
Other addresses in the same /24.
