Yes — koshmitra.online has IPv6.

Has both IPv4 (A) and IPv6 (AAAA) addresses.

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 koshmitra.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3035::6815:1ee3 answers · 443✓ 2606:4700:3032::ac43:ade6 answers · 443	yes
www over IPv6 www.koshmitra.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::ac43:ade6 answers · 443✓ 2606:4700:3035::6815:1ee3 answers · 443	yes
Mail servers (MX) have IPv6 No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record.	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. rory.ns.cloudflare.com ✓walk.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200.

https://koshmitra.online/ via 2606:4700:3035::6815:1ee3 → 302https://app.koshmitraos.in/ via 2606:4700:3030::ac43:b16f → 302https://app.koshmitraos.in/login via 2606:4700:3030::ac43:b16f → 200

works

Nothing keeping you from an A

Nothing to fix
Show it off: add the badge to your README.
[![IPv6](https://aaaa.bot/badge/koshmitra.online.svg)](https://aaaa.bot/koshmitra.online)

Check again

koshmitra.online Has IPv6

A (IPv4)	104.21.30.227 172.67.173.230
AAAA (IPv6)	2606:4700:3035::6815:1ee3 2606:4700:3032::ac43:ade6

www.koshmitra.online Has IPv6

A (IPv4)	172.67.173.230 104.21.30.227
AAAA (IPv6)	2606:4700:3032::ac43:ade6 2606:4700:3035::6815:1ee3

Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).

Copy the evidence — a citation-ready record of this measurement

IPv6 measurement: koshmitra.online
Measured 2026-11-08 16:02:16 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.30.227, 172.67.173.230
AAAA (IPv6): 2606:4700:3035::6815:1ee3, 2606:4700:3032::ac43:ade6
www AAAA:    2606:4700:3032::ac43:ade6, 2606:4700:3035::6815:1ee3

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: koshmitra.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3035::6815:1ee3: answers (TCP 443)
    2606:4700:3032::ac43:ade6: answers (TCP 443)
- www over IPv6: www.koshmitra.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3032::ac43:ade6: answers (TCP 443)
    2606:4700:3035::6815:1ee3: answers (TCP 443)
- Mail servers (MX) have IPv6: No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record.
- Nameservers have IPv6: 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.

Reachability = a TCP connection opened on port 443 (or 80).

HTTPS over IPv6 (not graded): Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200.
    https://koshmitra.online/ via 2606:4700:3035::6815:1ee3 -> HTTP 302, certificate: valid
    https://app.koshmitraos.in/ via 2606:4700:3030::ac43:b16f -> HTTP 302, certificate: valid
    https://app.koshmitraos.in/login via 2606:4700:3030::ac43:b16f -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/pxSgR_gkcZ

Permanent link: aaaa.bot/r/pxSgR_gkcZ · How we measure

Checked 2026-11-08 16:02:16 UTC. Full DNS report: dns.pizza/domain/koshmitra.online · Age, certificate and blocklists: how.is/koshmitra.online · JSON: /api/v1/koshmitra.online