austinzhu.dev - robtex.com
austinzhu.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:8fa6🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:2748🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.39.72Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.143.166🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | sima.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3ade🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0de🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20de🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 108.162.192.222🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 172.64.32.222🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 173.245.58.222🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| NS | trey.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bf2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | trey.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1f2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | trey.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21f2🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | trey.ns.cloudflare.com | ||||||
| A | 108.162.193.242🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | trey.ns.cloudflare.com | ||||||
| A | 172.64.33.242🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | trey.ns.cloudflare.com | ||||||
| A | 173.245.59.242🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | trey.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.39.72, 172.67.143.166 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:8fa6, 2606:4700:3037::6815:2748 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=238, name=cloudflare-ech.com | ||||||
| SOA | sima.ns.cloudflare.comdns@cloudflare.com serial=2410007113 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
austinzhu.dev |
DNS History
8 records (6 active, 2 former)
●NSsima.ns.cloudflare.com2026-05-02 → 2026-07-26 · 2 obs
● 2026-07-26 02:06:38
●NStrey.ns.cloudflare.com2026-05-02 → 2026-07-26 · 2 obs
● 2026-07-26 02:06:38
●A104.21.39.722026-05-02 → 2026-07-26 · 2 obs
● 2026-07-26 02:06:38
●A172.67.143.1662026-05-02 → 2026-07-26 · 2 obs
● 2026-07-26 02:06:38
●A2606:4700:3031::ac43:8fa62026-07-26 → 2026-07-26 · 2 obs
● 2026-07-26 02:06:38
○A2606:4700:3032::6815:27482026-05-02 → 2026-06-16 · 3 obs
● 2026-06-16 17:44:36
○ 2026-07-26 02:06:38
○A2606:4700:3032::ac43:8fa62026-05-02 → 2026-06-16 · 3 obs
● 2026-06-16 17:44:36
○ 2026-07-26 02:06:38
●A2606:4700:3037::6815:27482026-07-26 → 2026-07-26 · 2 obs
● 2026-07-26 02:06:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | - |
| austinzhu.dev | trey.ns.cloudflare.com, sima.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.242
NS records: trey.ns.cloudflare.com, sima.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for austinzhu.dev (unsigned zone)
⏱️ Timing
Total: 837ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.143.166, 104.21.39.72 |
| AAAA | 2 | 2606:4700:3031::ac43:8fa6, 2606:4700:3037::6815:2748 |
| NS | 2 | sima.ns.cloudflare.com, trey.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | sima.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
austinzhu.dev directs to four IP numbers, which are 104.21.39.72, 172.67.143.166, 2606:4700:3031::ac43:8fa6 and 2606:4700:3037::6815:2748.
www.tenghaoad.com, teenfilm.pro, savilavioello.com and two other host names share IP numbers with austinzhu.dev.
Name Servers
austinzhu.dev has two authoritative name servers — sima.ns.cloudflare.com and trey.ns.cloudflare.com.
austinzhu.dev uses the same name servers as several other domains — among them obretenieseby.ru, ktmodinv.guru, immoexpert.tn and two more.
The name servers of austinzhu.dev overlap at least partially with those of other domains — among them zurgruenenpfote.de, site-pulse.io, risalahmadinah.com and two more.
The name servers sloan.ns.cloudflare.com, sterling.ns.cloudflare.com and owen.ns.cloudflare.com are commonly seen alongside these name servers.
Hostnames that resolve to 6 IP addresses:
sima.ns.cloudflare.com points to 108.162.192.222, 172.64.32.222, 173.245.58.222 and 3 other IP addresses.
trey.ns.cloudflare.com points to 108.162.193.242, 172.64.33.242, 173.245.59.242 and 3 other IP addresses.