tzcfb.com - robtex.com
tzcfb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:5d2d🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:cc6a🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.93.45Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.204.106🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | albert.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b3a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | albert.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c13a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | albert.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:213a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | albert.ns.cloudflare.com | ||||||
| A | 108.162.193.58🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | albert.ns.cloudflare.com | ||||||
| A | 172.64.33.58🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | albert.ns.cloudflare.com | ||||||
| A | 173.245.59.58🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | albert.ns.cloudflare.com | ||||||
| NS | alexandra.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:261e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alexandra.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c21e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | alexandra.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:221e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | alexandra.ns.cloudflare.com | ||||||
| A | 108.162.194.30🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alexandra.ns.cloudflare.com | ||||||
| A | 162.159.38.30Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alexandra.ns.cloudflare.com | ||||||
| A | 172.64.34.30🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alexandra.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.93.45, 172.67.204.106 | ||||||
| IPv6 | 2606:4700:3031::6815:5d2d, 2606:4700:3033::ac43:cc6a | ||||||
| SOA | albert.ns.cloudflare.comdns@cloudflare.com serial=2399915498 | ||||||
com
| 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=1774542387 | ||||||
Same first word
tzcfb.com |
Similar names
ztbfc.com |
tcfzb.com |
czbft.com |
ctzbf.com |
tzbfc.com |
bfztc.com |
ztfcb.com |
bzftc.com |
ztcfb.com |
zfbtc.com |
btfcz.blogspot.com |
btfcz.blogspot.tw |
btcfz.com |
DNS History
10 records (6 active, 4 former)
●NSalbert.ns.cloudflare.com2026-03-25 → 2026-03-26 · 3 obs
● 2026-03-25 15:42:28
● 2026-03-26 16:51:48
●NSalexandra.ns.cloudflare.com2026-03-25 → 2026-03-26 · 3 obs
● 2026-03-25 15:42:28
● 2026-03-26 16:51:48
○NSns19.xincache.com2016-12-14 → 2017-10-04 · 4 obs
● 2017-10-04 17:04:36
○ 2026-03-25 15:42:28
○ 2026-03-26 16:51:48
○NSns20.xincache.com2016-12-14 → 2017-10-04 · 4 obs
● 2017-10-04 17:04:36
○ 2026-03-25 15:42:28
○ 2026-03-26 16:51:48
●A104.21.93.452026-03-25 → 2026-03-26 · 3 obs
● 2026-03-25 15:42:28
● 2026-03-26 16:51:48
○A113.10.183.1382016-12-14 → 2016-12-14 · 3 obs
○ 2017-10-04 17:04:36
○ 2026-03-26 16:51:48
●A172.67.204.1062026-03-25 → 2026-03-26 · 3 obs
● 2026-03-25 15:42:28
● 2026-03-26 16:51:48
○A210.209.82.1112017-10-04 → 2017-10-04 · 4 obs
● 2017-10-04 17:04:36
○ 2026-03-25 15:42:28
○ 2026-03-26 16:51:48
●A2606:4700:3031::6815:5d2d2026-03-25 → 2026-03-26 · 3 obs
● 2026-03-25 15:42:28
● 2026-03-26 16:51:48
●A2606:4700:3033::ac43:cc6a2026-03-25 → 2026-03-26 · 3 obs
● 2026-03-25 15:42:28
● 2026-03-26 16:51:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| tzcfb.com | albert.ns.cloudflare.com, alexandra.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.30
NS records: albert.ns.cloudflare.com, alexandra.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tzcfb.com (unsigned zone)
⏱️ Timing
Total: 105ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.204.106, 104.21.93.45 |
| AAAA | 2 | 2606:4700:3033::ac43:cc6a, 2606:4700:3031::6815:5d2d |
| NS | 2 | albert.ns.cloudflare.com, alexandra.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | albert.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (albert.ns.cloudflare.com, albert.ns.cloudflare.com, albert.ns.cloudflare.com...)
Analysis
IP Addresses
tzcfb.com resolves to four IP numbers: 2606:4700:3031::6815:5d2d, 2606:4700:3033::ac43:cc6a, 104.21.93.45 and 172.67.204.106.
other host names for instance 55secondtenants.com, serve.is, xn--80abv4ae5l.com, idikotabima.org and comoda.md share IP numbers with tzcfb.com.
Name Servers
tzcfb.com is delegated to two name servers: albert.ns.cloudflare.com and alexandra.ns.cloudflare.com.
tzcfb.com shares the same name server setup as other domains, for example chgbyy.com, suliaoji.com, jxlzd.com, zjyigui.com and i801.cn.
tzcfb.com at least partially shares name servers with other domains, for instance nyi.ch, wjc2024taipei.com, epickeys.ro, usuldergisi.com and spinenjoint.co.in.
These name servers are often used with carter.ns.cloudflare.com and marissa.ns.cloudflare.com.
Host names with six IP numbers:
albert.ns.cloudflare.com points to: 2606:4700:58::adf5:3b3a, 2803:f800:50::6ca2:c13a, 2a06:98c1:50::ac40:213a, 108.162.193.58, 172.64.33.58 and 173.245.59.58; alexandra.ns.cloudflare.com points to: 2606:4700:50::a29f:261e, 2803:f800:50::6ca2:c21e, 2a06:98c1:50::ac40:221e, 108.162.194.30, 162.159.38.30 and 172.64.34.30.