51szsn.com - robtex.com
51szsn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:3c66🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:c3c5🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.60.102Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.195.197🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | chip.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b54🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chip.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c154🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | chip.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2154🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | chip.ns.cloudflare.com | ||||||
| A | 108.162.193.84🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chip.ns.cloudflare.com | ||||||
| A | 172.64.33.84🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chip.ns.cloudflare.com | ||||||
| A | 173.245.59.84🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chip.ns.cloudflare.com | ||||||
| NS | gwen.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3aa0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gwen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0a0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | gwen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20a0🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | gwen.ns.cloudflare.com | ||||||
| A | 108.162.192.160🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gwen.ns.cloudflare.com | ||||||
| A | 172.64.32.160🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gwen.ns.cloudflare.com | ||||||
| A | 173.245.58.160🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gwen.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.60.102, 172.67.195.197 | ||||||
| IPv6 hints | 2606:4700:3033::6815:3c66, 2606:4700:3037::ac43:c3c5 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=64, name=cloudflare-ech.com | ||||||
| SOA | chip.ns.cloudflare.comdns@cloudflare.com serial=2399863317 | ||||||
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=1778099176 | ||||||
Same first word
51szsn.com |
DNS History
6 records (6 active, 0 former)
●NSchip.ns.cloudflare.com2026-04-01 → 2026-05-06 · 2 obs
● 2026-05-06 20:46:44
●NSgwen.ns.cloudflare.com2026-04-01 → 2026-05-06 · 2 obs
● 2026-05-06 20:46:44
●A104.21.60.1022026-04-01 → 2026-05-06 · 2 obs
● 2026-05-06 20:46:44
●A172.67.195.1972026-04-01 → 2026-05-06 · 2 obs
● 2026-05-06 20:46:44
●A2606:4700:3033::6815:3c662026-04-01 → 2026-05-06 · 2 obs
● 2026-05-06 20:46:44
●A2606:4700:3037::ac43:c3c52026-04-01 → 2026-05-06 · 2 obs
● 2026-05-06 20:46:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 51szsn.com | chip.ns.cloudflare.com, gwen.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.84
NS records: chip.ns.cloudflare.com, gwen.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51szsn.com (unsigned zone)
⏱️ Timing
Total: 378ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.60.102, 172.67.195.197 |
| AAAA | 2 | 2606:4700:3033::6815:3c66, 2606:4700:3037::ac43:c3c5 |
| NS | 2 | chip.ns.cloudflare.com, gwen.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | chip.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (chip.ns.cloudflare.com, chip.ns.cloudflare.com, chip.ns.cloudflare.com...)
Analysis
IP Addresses
51szsn.com maps to four IP numbers: 2606:4700:3033::6815:3c66, 2606:4700:3037::ac43:c3c5, 104.21.60.102 and 172.67.195.197.
Other host names such as www.mg-turkey.com, paraglidinglogbook.com, www.100okok.com, gg306.com and itseeze-hull.co.uk share IPs with 51szsn.com.
Name Servers
Two name servers chip.ns.cloudflare.com and gwen.ns.cloudflare.com handle the delegation for 51szsn.com.
51szsn.com shares the same name server setup as other domains, for example chexiaodu.com, kadinpulaumalaudua.org, kadinprovpapua.id, bumblebiotech.com and kadinkotablangkejeren.org.
51szsn.com at least partially shares name servers with other domains, for example shinkenjuku.co.id, atlasbet888abc.bond, fmgroupbg.com, glomotax.com and yourbusinessangels.com.au.
These name servers are commonly used with theo.ns.cloudflare.com and liberty.ns.cloudflare.com and nelly.ns.cloudflare.com.
Host names with six IP numbers:
chip.ns.cloudflare.com points to 2606:4700:58::adf5:3b54, 2803:f800:50::6ca2:c154, 2a06:98c1:50::ac40:2154, 108.162.193.84, 172.64.33.84 and 173.245.59.84.
gwen.ns.cloudflare.com points to 2606:4700:50::adf5:3aa0, 2803:f800:50::6ca2:c0a0, 2a06:98c1:50::ac40:20a0, 108.162.192.160, 172.64.32.160 and 173.245.58.160.