sztw6688.com - robtex.com
sztw6688.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:dfd3🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:468b🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.70.139Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.223.211🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | marek.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bca🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marek.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1ca🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | marek.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21ca🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | marek.ns.cloudflare.com | ||||||
| A | 108.162.193.202🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marek.ns.cloudflare.com | ||||||
| A | 172.64.33.202🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marek.ns.cloudflare.com | ||||||
| A | 173.245.59.202🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marek.ns.cloudflare.com | ||||||
| NS | mckinley.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2649🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mckinley.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c249🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | mckinley.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2249🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | mckinley.ns.cloudflare.com | ||||||
| A | 108.162.194.73🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mckinley.ns.cloudflare.com | ||||||
| A | 162.159.38.73Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mckinley.ns.cloudflare.com | ||||||
| A | 172.64.34.73🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mckinley.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.70.139, 172.67.223.211 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:dfd3, 2606:4700:3036::6815:468b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=134, name=cloudflare-ech.com | ||||||
| SOA | marek.ns.cloudflare.comdns@cloudflare.com serial=2402170111 | ||||||
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=1777261401 | ||||||
Same first word
sztw6688.com |
DNS History
8 records (6 active, 2 former)
○NSdns3.hichina.com2019-12-15 → 2019-12-15 · 3 obs
○ 2026-04-13 16:02:06
○ 2026-04-27 04:01:26
○NSdns4.hichina.com2019-12-15 → 2019-12-15 · 3 obs
○ 2026-04-13 16:02:06
○ 2026-04-27 04:01:26
●NSmarek.ns.cloudflare.com2026-04-13 → 2026-04-27 · 3 obs
● 2026-04-13 16:02:06
● 2026-04-27 04:01:26
●NSmckinley.ns.cloudflare.com2026-04-13 → 2026-04-27 · 3 obs
● 2026-04-13 16:02:06
● 2026-04-27 04:01:26
●A104.21.70.1392026-04-13 → 2026-04-27 · 2 obs
● 2026-04-27 04:01:26
●A172.67.223.2112026-04-13 → 2026-04-27 · 2 obs
● 2026-04-27 04:01:26
●A2606:4700:3033::ac43:dfd32026-04-13 → 2026-04-27 · 2 obs
● 2026-04-27 04:01:26
●A2606:4700:3036::6815:468b2026-04-13 → 2026-04-27 · 2 obs
● 2026-04-27 04:01:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sztw6688.com | marek.ns.cloudflare.com, mckinley.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:172.64.33.202
NS records: marek.ns.cloudflare.com, mckinley.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sztw6688.com (unsigned zone)
⏱️ Timing
Total: 143ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.223.211, 104.21.70.139 |
| AAAA | 2 | 2606:4700:3033::ac43:dfd3, 2606:4700:3036::6815:468b |
| NS | 2 | marek.ns.cloudflare.com, mckinley.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | marek.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (marek.ns.cloudflare.com, marek.ns.cloudflare.com, marek.ns.cloudflare.com...)
Analysis
IP Addresses
sztw6688.com refers to four IP numbers: 2606:4700:3033::ac43:dfd3, 2606:4700:3036::6815:468b, 104.21.70.139 and 172.67.223.211.
Other host names, for instance www.prayagrajonline.in, shoptico.cz, psicosoda.com, e8fa9367360f.rapviet.net and lotoklub-37.com share IP numbers with sztw6688.com.
Name Servers
sztw6688.com's delegation uses two name servers: marek.ns.cloudflare.com and mckinley.ns.cloudflare.com.
sztw6688.com uses the same name server setup as other domains, such as zhimanbing.com, timogogogo.com, weiao8848.com, yongshengshiye.com and yangguanghuixin.com.
sztw6688.com at least partially shares name servers with other domains, including 2479m.top, chichivpn.xyz, jpds7.lat, haell.se and blockstarplanet.ca.
These name servers are commonly used with owen.ns.cloudflare.com.
Host names with six IP numbers:
marek.ns.cloudflare.com points to 2606:4700:58::adf5:3bca, 2803:f800:50::6ca2:c1ca, 2a06:98c1:50::ac40:21ca, 108.162.193.202, 172.64.33.202 and 173.245.59.202.
mckinley.ns.cloudflare.com points to 2606:4700:50::a29f:2649, 2803:f800:50::6ca2:c249, 2a06:98c1:50::ac40:2249, 108.162.194.73, 162.159.38.73 and 172.64.34.73.