2421sd.com - robtex.com
2421sd.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:a1ab🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:228b🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.34.139Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.161.171🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | abby.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a64🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | abby.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c064🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | abby.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2064🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | abby.ns.cloudflare.com | ||||||
| A | 108.162.192.100🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | abby.ns.cloudflare.com | ||||||
| A | 172.64.32.100🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | abby.ns.cloudflare.com | ||||||
| A | 173.245.58.100🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | abby.ns.cloudflare.com | ||||||
| NS | syeef.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cee🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3ee🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23ee🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| A | 108.162.195.238🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| A | 162.159.44.238Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| A | 172.64.35.238🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.34.139, 172.67.161.171 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:a1ab, 2606:4700:3035::6815:228b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=45, name=cloudflare-ech.com | ||||||
| SOA | abby.ns.cloudflare.comdns@cloudflare.com serial=2411572421 | ||||||
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=1786124644 | ||||||
Same first word
2421sd.com |
DNS History
6 records (6 active, 0 former)
●NSabby.ns.cloudflare.com2026-06-28 → 2026-08-07 · 2 obs
● 2026-08-07 17:45:26
●NSsyeef.ns.cloudflare.com2026-06-28 → 2026-08-07 · 2 obs
● 2026-08-07 17:45:26
●A104.21.34.1392026-06-28 → 2026-08-07 · 2 obs
● 2026-08-07 17:45:26
●A172.67.161.1712026-06-28 → 2026-08-07 · 2 obs
● 2026-08-07 17:45:26
●A2606:4700:3032::ac43:a1ab2026-06-28 → 2026-08-07 · 2 obs
● 2026-08-07 17:45:26
●A2606:4700:3035::6815:228b2026-06-28 → 2026-08-07 · 2 obs
● 2026-08-07 17:45:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net... | - |
| 2421sd.com | abby.ns.cloudflare.com, syeef.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.100
NS records: abby.ns.cloudflare.com, syeef.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 2421sd.com (unsigned zone)
⏱️ Timing
Total: 156ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.34.139, 172.67.161.171 |
| AAAA | 2 | 2606:4700:3035::6815:228b, 2606:4700:3032::ac43:a1ab |
| NS | 2 | abby.ns.cloudflare.com, syeef.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | abby.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (abby.ns.cloudflare.com, abby.ns.cloudflare.com, abby.ns.cloudflare.com...)
Analysis
IP Addresses
2421sd.com directs to four IP numbers, which are 104.21.34.139, 172.67.161.171, 2606:4700:3032::ac43:a1ab and 2606:4700:3035::6815:228b.
Two other host names, along with lanka--ad.com, lykeion.org and rig-pigs.com, also share IP numbers with 2421sd.com.
Name Servers
Two name servers handle the delegation for 2421sd.com: abby.ns.cloudflare.com and syeef.ns.cloudflare.com.
2421sd.com shares its NS records with other domains, for example searchmarketingexpo.co.uk, smxmuenchen.de, machinelearningweek.com and two others.
There is at least partial name server overlap between 2421sd.com and other domains — dotnetit.com, elect.in.th, samba05.com and two more among them.
The name servers ada.ns.cloudflare.com, lloyd.ns.cloudflare.com and desi.ns.cloudflare.com are often found in combination with these name servers.
DNS names with 6 IP addresses:
abby.ns.cloudflare.com resolves to 108.162.192.100, 172.64.32.100 and 173.245.58.100 among others, with 3 other IP addresses in total.
syeef.ns.cloudflare.com resolves to 108.162.195.238, 162.159.44.238 and 172.64.35.238 among others, with 3 other IP addresses in total.