upcard.io - robtex.com
upcard.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::ac43:9eee🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:5299🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.82.153Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.158.238🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | cora.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26c3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2c3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22c3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 108.162.194.195🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 162.159.38.195Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 172.64.34.195🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| NS | nile.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bd6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nile.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1d6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | nile.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21d6🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | nile.ns.cloudflare.com | ||||||
| A | 108.162.193.214🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nile.ns.cloudflare.com | ||||||
| A | 172.64.33.214🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nile.ns.cloudflare.com | ||||||
| A | 173.245.59.214🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nile.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.82.153, 172.67.158.238 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:9eee, 2606:4700:3035::6815:5299 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=236, name=cloudflare-ech.com | ||||||
| SOA | cora.ns.cloudflare.comdns@cloudflare.com serial=2410963538 | ||||||
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1785551105 | ||||||
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NScora.ns.cloudflare.com2026-06-01 → 2026-08-01 · 2 obs
● 2026-08-01 03:33:24
●NSnile.ns.cloudflare.com2026-06-01 → 2026-08-01 · 2 obs
● 2026-08-01 03:33:24
●A104.21.82.1532026-06-01 → 2026-08-01 · 2 obs
● 2026-08-01 03:33:24
●A172.67.158.2382026-06-01 → 2026-08-01 · 2 obs
● 2026-08-01 03:33:24
○A2606:4700:3032::6815:52992026-06-01 → 2026-06-01 · 3 obs
○ 2026-07-09 20:42:04
○ 2026-08-01 03:33:24
○A2606:4700:3033::ac43:9eee2026-06-01 → 2026-06-01 · 3 obs
○ 2026-07-09 20:42:04
○ 2026-08-01 03:33:24
●A2606:4700:3034::ac43:9eee2026-07-09 → 2026-08-01 · 3 obs
● 2026-07-09 20:42:04
● 2026-08-01 03:33:24
●A2606:4700:3035::6815:52992026-07-09 → 2026-08-01 · 3 obs
● 2026-07-09 20:42:04
● 2026-08-01 03:33:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | c0.nic.io, b0.nic.io, a0.nic.io, a2.nic.io | - |
| upcard.io | nile.ns.cloudflare.com, cora.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.214
NS records: nile.ns.cloudflare.com, cora.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for upcard.io (unsigned zone)
⏱️ Timing
Total: 460ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.82.153, 172.67.158.238 |
| AAAA | 2 | 2606:4700:3035::6815:5299, 2606:4700:3034::ac43:9eee |
| NS | 2 | cora.ns.cloudflare.com, nile.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | cora.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
upcard.io has four IP addresses: 104.21.82.153, 172.67.158.238, 2606:4700:3034::ac43:9eee and 2606:4700:3035::6815:5299.
Additional host names — zxrtymn.pics, alunos.institutoprominas.com.br, pop.institutoprominas.com.br and two others — share IP numbers with upcard.io.
Name Servers
upcard.io is served by two delegated name servers, cora.ns.cloudflare.com and nile.ns.cloudflare.com.
upcard.io shares its name server setup with other domains, including pq.is, kwispelbiznizz.nl, gargtechlab.online and two others.
upcard.io shares at least some of its name servers with other domains, including 1stclassre.com, reloadonline.com, jugemusangwin.com and two others.
These name servers are frequently paired with the name servers sue.ns.cloudflare.com, sasha.ns.cloudflare.com and kyrie.ns.cloudflare.com.
Host names with 6 IP numbers:
cora.ns.cloudflare.com carries IP addresses 108.162.194.195, 162.159.38.195 and 172.64.34.195, with 3 other addresses beyond those.
nile.ns.cloudflare.com carries IP addresses 108.162.193.214, 172.64.33.214 and 173.245.59.214, with 3 other addresses beyond those.