duckwuckgo.com - robtex.com
duckwuckgo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:b525🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3032::6815:3388🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.51.136Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.181.37🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | bristol.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:262f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bristol.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c22f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bristol.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:222f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bristol.ns.cloudflare.com | ||||||
| A | 108.162.194.47🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bristol.ns.cloudflare.com | ||||||
| A | 162.159.38.47Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bristol.ns.cloudflare.com | ||||||
| A | 172.64.34.47🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bristol.ns.cloudflare.com | ||||||
| NS | sri.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bea🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sri.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1ea🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sri.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21ea🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sri.ns.cloudflare.com | ||||||
| A | 108.162.193.234🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sri.ns.cloudflare.com | ||||||
| A | 172.64.33.234🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sri.ns.cloudflare.com | ||||||
| A | 173.245.59.234🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sri.ns.cloudflare.com | ||||||
| TXT | 8b76366f6d9f4ada564af0ed97f85bacc6ce1ed6 | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.51.136, 172.67.181.37 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:b525, 2606:4700:3032::6815:3388 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=53, name=cloudflare-ech.com | ||||||
| SOA | bristol.ns.cloudflare.comdns@cloudflare.com serial=2398900437 | ||||||
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=1775999647 | ||||||
Same first word
duckwuckgo.com |
DNS History
6 records (6 active, 0 former)
●NSbristol.ns.cloudflare.com2026-03-11 → 2026-04-12 · 2 obs
● 2026-04-12 13:18:44
●NSsri.ns.cloudflare.com2026-03-11 → 2026-04-12 · 2 obs
● 2026-04-12 13:18:44
●A104.21.51.1362026-03-11 → 2026-04-12 · 2 obs
● 2026-04-12 13:18:44
●A172.67.181.372026-03-11 → 2026-04-12 · 2 obs
● 2026-04-12 13:18:44
●A2606:4700:3030::ac43:b5252026-03-11 → 2026-04-12 · 2 obs
● 2026-04-12 13:18:44
●A2606:4700:3032::6815:33882026-03-11 → 2026-04-12 · 2 obs
● 2026-04-12 13:18:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| duckwuckgo.com | sri.ns.cloudflare.com, bristol.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:172.64.33.234
NS records: sri.ns.cloudflare.com, bristol.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duckwuckgo.com (unsigned zone)
⏱️ Timing
Total: 142ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.181.37, 104.21.51.136 |
| AAAA | 2 | 2606:4700:3032::6815:3388, 2606:4700:3030::ac43:b525 |
| NS | 2 | bristol.ns.cloudflare.com, sri.ns.cloudflare.com |
| TXT | 1 | 8b76366f6d9f4ada564af0ed97f85bacc6ce1ed6 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bristol.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (sri.ns.cloudflare.com, sri.ns.cloudflare.com, sri.ns.cloudflare.com...)
Analysis
IP Addresses
Four IP numbers are pointed to by duckwuckgo.com: 2606:4700:3030::ac43:b525, 2606:4700:3032::6815:3388, 104.21.51.136 and 172.67.181.37.
other host names including bottleduppins.com, www.erazvitie.org, v89v.com, www.air2hq.site and bn880.net share IP numbers with duckwuckgo.com.
Name Servers
duckwuckgo.com is delegated to two name servers bristol.ns.cloudflare.com and sri.ns.cloudflare.com.
duckwuckgo.com shares the same name server setup as other domains, for instance ippax.com, psotify.com, brokerjudge.com, plyzertechnologies.com and ippax.com.br.
duckwuckgo.com at least partially shares name servers with other domains, for instance pure(0x736578).org, aomadvertising.com, internationalrush.com, kfei.net and 213.132.178.in-addr.arpa.
these name servers are often used together with paige.ns.cloudflare.com, pedro.ns.cloudflare.com, dakota.ns.cloudflare.com and lewis.ns.cloudflare.com.
Host names with six IP numbers:
Host name bristol.ns.cloudflare.com points to: 2606:4700:50::a29f:262f, 2803:f800:50::6ca2:c22f, 2a06:98c1:50::ac40:222f, 108.162.194.47, 162.159.38.47 and 172.64.34.47.
Host name sri.ns.cloudflare.com points to: 2606:4700:58::adf5:3bea, 2803:f800:50::6ca2:c1ea, 2a06:98c1:50::ac40:21ea, 108.162.193.234, 172.64.33.234 and 173.245.59.234.