21sigh.com - robtex.com
21sigh.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.14.65Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.158.35🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | harlee.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26ee🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harlee.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2ee🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | harlee.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22ee🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | harlee.ns.cloudflare.com | ||||||
| A | 108.162.194.238🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harlee.ns.cloudflare.com | ||||||
| A | 162.159.38.238Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harlee.ns.cloudflare.com | ||||||
| A | 172.64.34.238🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harlee.ns.cloudflare.com | ||||||
| NS | shane.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c39🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | shane.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c339🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | shane.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2339🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | shane.ns.cloudflare.com | ||||||
| A | 108.162.195.57🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | shane.ns.cloudflare.com | ||||||
| A | 162.159.44.57Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | shane.ns.cloudflare.com | ||||||
| A | 172.64.35.57🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | shane.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.14.65, 172.67.158.35 | ||||||
| SOA | harlee.ns.cloudflare.comdns@cloudflare.com serial=2399196281 | ||||||
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=1774491397 | ||||||
Same first word
21sigh.com |
DNS History
4 records (4 active, 0 former)
●NSharlee.ns.cloudflare.com2026-02-15 → 2026-03-26 · 2 obs
● 2026-03-26 02:21:02
●NSshane.ns.cloudflare.com2026-02-15 → 2026-03-26 · 2 obs
● 2026-03-26 02:21:02
●A104.21.14.652026-02-15 → 2026-03-26 · 2 obs
● 2026-03-26 02:21:02
●A172.67.158.352026-02-15 → 2026-03-26 · 2 obs
● 2026-03-26 02:21:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net... | - |
| 21sigh.com | harlee.ns.cloudflare.com, shane.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.238
NS records: harlee.ns.cloudflare.com, shane.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21sigh.com (unsigned zone)
⏱️ Timing
Total: 115ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.158.35, 104.21.14.65 |
| NS | 2 | harlee.ns.cloudflare.com, shane.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | harlee.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (harlee.ns.cloudflare.com, harlee.ns.cloudflare.com, harlee.ns.cloudflare.com...)
Analysis
IP Addresses
21sigh.com resolves to two IP numbers: 104.21.14.65 and 172.67.158.35.
Other host names, for instance gzhuicheng.net, highdefforum.com, lyfewire.com, p8ctest.xyz and jlmgo.com share IP numbers with 21sigh.com.
Name Servers
21sigh.com has two name servers: harlee.ns.cloudflare.com and shane.ns.cloudflare.com.
21sigh.com shares the same name server setup as other domains, for example digilite.ca, gralvux.org, squendix.com, oilmena.com and trexvalo.net.
21sigh.com shares some name servers with other domains, for example uaii-2br.pages.dev, iromail.com, esportshubprox.com, dsyyyc.com and johnenriquez.com.
These name servers are often used together with hadlee.ns.cloudflare.com, terin.ns.cloudflare.com and henry.ns.cloudflare.com.
Host names with six IP numbers: harlee.ns.cloudflare.com points to: 2606:4700:50::a29f:26ee, 2803:f800:50::6ca2:c2ee, 2a06:98c1:50::ac40:22ee, 108.162.194.238, 162.159.38.238 and 172.64.34.238; shane.ns.cloudflare.com points to: 2606:4700:58::a29f:2c39, 2803:f800:50::6ca2:c339, 2a06:98c1:50::ac40:2339, 108.162.195.57, 162.159.44.57 and 172.64.35.57.