ffkolkata.net - robtex.com
ffkolkata.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:d09c🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3031::6815:fe9🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.15.233Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.208.156🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dana.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a69🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c069🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2069🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 108.162.192.105🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 172.64.32.105🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 173.245.58.105🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-173-245-58-105.defastlink.net | ||||||
| NS | sage.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cec🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sage.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3ec🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sage.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23ec🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sage.ns.cloudflare.com | ||||||
| A | 108.162.195.236🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sage.ns.cloudflare.com | ||||||
| A | 162.159.44.236Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sage.ns.cloudflare.com | ||||||
| A | 172.64.35.236🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sage.ns.cloudflare.com | ||||||
| TXT | google-site-verification=xCRwp20CKqu0o_yxbOh3MjDZfy5EopZaK5qOzN_UI9M | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.15.233, 172.67.208.156 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:d09c, 2606:4700:3031::6815:fe9 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com | ||||||
| SOA | dana.ns.cloudflare.comdns@cloudflare.com serial=2401466429 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778696376 | ||||||
rank #16377 in the tld
Same first word
Similar names
kolkataff.mobi |
kolkataff.icu |
kolkataff.co.com |
kolkataff.fun |
kolkataff.io |
kolkataff.dev |
kolkataff.tv |
kolkataff.in |
kolkataff.city |
kolkataff.app |
kolkataff.life |
kolkataff.ws |
DNS History
6 records (6 active, 0 former)
●NSdana.ns.cloudflare.com2026-04-30 → 2026-05-13 · 2 obs
● 2026-05-13 18:28:58
●NSsage.ns.cloudflare.com2026-04-30 → 2026-05-13 · 2 obs
● 2026-05-13 18:28:58
●A104.21.15.2332026-04-30 → 2026-05-13 · 2 obs
● 2026-05-13 18:28:58
●A172.67.208.1562026-04-30 → 2026-05-13 · 2 obs
● 2026-05-13 18:28:58
●A2606:4700:3030::ac43:d09c2026-04-30 → 2026-05-13 · 2 obs
● 2026-05-13 18:28:58
●A2606:4700:3031::6815:fe92026-04-30 → 2026-05-13 · 2 obs
● 2026-05-13 18:28:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | g.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net... | - |
| ffkolkata.net | dana.ns.cloudflare.com, sage.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.105
NS records: dana.ns.cloudflare.com, sage.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ffkolkata.net (unsigned zone)
⏱️ Timing
Total: 646ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.15.233, 172.67.208.156 |
| AAAA | 2 | 2606:4700:3031::6815:fe9, 2606:4700:3030::ac43:d09c |
| NS | 2 | dana.ns.cloudflare.com, sage.ns.cloudflare.com |
| TXT | 1 | google-site-verification=xCRwp20CKqu0o_y |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dana.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
ffkolkata.net resolves to four IPs: 2606:4700:3030::ac43:d09c, 2606:4700:3031::6815:fe9, 104.21.15.233 and 172.67.208.156.
Other host names, for instance nw.nwnw11.com, socialinnovationaward.asia, lynx.land, zsdyd.com and www.ah-coloumbus-acsf.com share IP numbers with ffkolkata.net.
Name Servers
ffkolkata.net has two name servers: dana.ns.cloudflare.com and sage.ns.cloudflare.com.
ffkolkata.net shares the same name server setup as other domains, for example megamodapk.com, ssnovtw.bar, uphi.cc, ottomation.io and szvblxgg.courses.
ffkolkata.net shares some name servers with other domains, for example coolascleaningsupplies.com.au, korbvoll.de, toreishi.net, jatt.net and shenma123.com.cn.
These name servers are often used together with blakely.ns.cloudflare.com, dave.ns.cloudflare.com and alexandra.ns.cloudflare.com.
Host names with six IP numbers: dana.ns.cloudflare.com points to: 2606:4700:50::adf5:3a69, 2803:f800:50::6ca2:c069, 2a06:98c1:50::ac40:2069, 108.162.192.105, 172.64.32.105 and 173.245.58.105; sage.ns.cloudflare.com points to: 2606:4700:58::a29f:2cec, 2803:f800:50::6ca2:c3ec, 2a06:98c1:50::ac40:23ec, 108.162.195.236, 162.159.44.236 and 172.64.35.236.