zdrtb.com - robtex.com
zdrtb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:59a6🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:bdf8🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.89.166Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.189.248🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | justin.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bbb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1bb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21bb🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| A | 108.162.193.187🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| A | 172.64.33.187🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| A | 173.245.59.187🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | justin.ns.cloudflare.com | ||||||
| NS | raina.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26f1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2f1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22f1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| A | 108.162.194.241🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| A | 162.159.38.241Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| A | 172.64.34.241🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.89.166, 172.67.189.248 | ||||||
| IPv6 hints | 2606:4700:3033::6815:59a6, 2606:4700:3037::ac43:bdf8 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=93, name=cloudflare-ech.com | ||||||
| SOA | justin.ns.cloudflare.comdns@cloudflare.com serial=2410502313 | ||||||
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=1785581607 | ||||||
Same first word
zdrtb.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSjustin.ns.cloudflare.com2026-07-28 → 2026-08-01 · 2 obs
● 2026-08-01 11:10:22
●NSraina.ns.cloudflare.com2026-07-28 → 2026-08-01 · 2 obs
● 2026-08-01 11:10:22
●A104.21.89.1662026-07-28 → 2026-08-01 · 2 obs
● 2026-08-01 11:10:22
●A172.67.189.2482026-07-28 → 2026-08-01 · 2 obs
● 2026-08-01 11:10:22
●A2606:4700:3033::6815:59a62026-07-28 → 2026-08-01 · 2 obs
● 2026-08-01 11:10:22
●A2606:4700:3037::ac43:bdf82026-07-28 → 2026-08-01 · 2 obs
● 2026-08-01 11:10:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| zdrtb.com | justin.ns.cloudflare.com, raina.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.187
NS records: justin.ns.cloudflare.com, raina.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zdrtb.com (unsigned zone)
⏱️ Timing
Total: 155ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.189.248, 104.21.89.166 |
| AAAA | 2 | 2606:4700:3033::6815:59a6, 2606:4700:3037::ac43:bdf8 |
| NS | 2 | justin.ns.cloudflare.com, raina.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | justin.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (justin.ns.cloudflare.com, justin.ns.cloudflare.com, justin.ns.cloudflare.com...)
Analysis
IP Addresses
zdrtb.com directs to four IP numbers, which are 104.21.89.166, 172.67.189.248, 2606:4700:3033::6815:59a6 and 2606:4700:3037::ac43:bdf8.
Two other host names, along with choicefamilies.com, 3aan.com and szshelf.com, also share IP numbers with zdrtb.com.
Name Servers
DNS delegation for zdrtb.com points to two name servers: justin.ns.cloudflare.com and raina.ns.cloudflare.com.
zdrtb.com shares its NS records with other domains, for example ctfht.com, hjfww.com, zprxt.com and two others.
At least some of zdrtb.com's name servers are shared with other domains, for example umimeporadit.cz, extreme-youth.com, itvlab.dk and two more.
These name servers tend to be used in conjunction with the name servers michael.ns.cloudflare.com.
DNS names with 6 IP addresses:
justin.ns.cloudflare.com has IP addresses 108.162.193.187, 172.64.33.187 and 173.245.59.187, plus 3 other.
raina.ns.cloudflare.com has IP addresses 108.162.194.241, 162.159.38.241 and 172.64.34.241, plus 3 other.