.io.in domains list

What is .io.in TLD

.io.in is not an ICANN-recognized top-level domain; it denotes third-level names beneath India’s .in when the second-level io.in is registered and subdelegated. As a result, .io.in domains exist only at the discretion of the io.in holder rather than through standard registrar channels, and .io.in websites reflect private naming policies, not a public registry program. In the wider .in namespace, such privately managed hierarchies are uncommon and can vary significantly in lifecycle management, DNS configuration, and security practices. We monitor .in systematically and observe that discovery, uptime, and SSL adoption for third-level spaces depend on the operator’s governance and infrastructure choices. This context matters for risk assessment, compliance, and brand planning across international portfolios. Explore .io.in domain datasets from webatla for deeper evidence.

History and key features of .io.in TLD

The .in ccTLD expanded in 2005 with liberalized registrations and designated second-level zones; io.in, by contrast, is a specific second-level label controlled by a registrant, meaning .io.in domains are not an official category like co.in or org.in. Historically, interest in the “IO” string has risen with technology branding, but .io.in websites remain contingent on the policies of whoever operates io.in and on .in registry rules, including dispute resolution and naming restrictions. Key features therefore include centralized control, potentially narrow availability, and operational variance in nameserver topology, TLS management, and hosting geography. We analyze passive DNS, WHOIS/RDAP, and certificate transparency to quantify stability and exposure across such spaces. Consult .io.in domain datasets from webatla to validate assumptions.

Why and who choose the .io.in domain

Organizations choose a .io.in domain mainly when they control io.in and want structured namespaces for product lines, regional microsites, internal services, or short campaign URLs, producing a limited set of .io.in websites aligned with a single operator’s brand strategy. Potential advantages include concise naming and hierarchical control; constraints include dependence on the io.in owner, limited transferability, and SEO or trust considerations typical of third-level constructs. For buyers of digital assets, security teams, or researchers mapping India-focused ecosystems, .io.in domains warrant due diligence on governance, survivability, and compliance with .in policies. We compare certificate issuance, resolver behavior, and hosting churn to benchmark resilience and exposure. Access .io.in domain datasets from webatla for granular insight.