sparkpost.us - robtex.com
sparkpost.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:8e48🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3032::6815:4716🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.71.22Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.142.72🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | bethany.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:261f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c21f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:221f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| A | 108.162.194.31🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| A | 162.159.38.31Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| A | 172.64.34.31🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| NS | byron.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c43🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | byron.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c343🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | byron.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2343🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | byron.ns.cloudflare.com | ||||||
| A | 108.162.195.67🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | byron.ns.cloudflare.com | ||||||
| A | 162.159.44.67Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | byron.ns.cloudflare.com | ||||||
| A | 172.64.35.67🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | byron.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.71.22, 172.67.142.72 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:8e48, 2606:4700:3032::6815:4716 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com | ||||||
| SOA | bethany.ns.cloudflare.comdns@cloudflare.com serial=2400408627 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1776227850 | ||||||
rank #2150 in the tld
📈 Tranco rank: #425,158
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSbethany.ns.cloudflare.com2026-04-14 → 2026-04-15 · 2 obs
● 2026-04-15 05:11:24
●NSbyron.ns.cloudflare.com2026-04-14 → 2026-04-15 · 2 obs
● 2026-04-15 05:11:24
●A104.21.71.222026-04-14 → 2026-04-15 · 2 obs
● 2026-04-15 05:11:24
●A172.67.142.722026-04-14 → 2026-04-15 · 2 obs
● 2026-04-15 05:11:24
●A2606:4700:3030::ac43:8e482026-04-14 → 2026-04-15 · 2 obs
● 2026-04-15 05:11:24
●A2606:4700:3032::6815:47162026-04-14 → 2026-04-15 · 2 obs
● 2026-04-15 05:11:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | f.cctld.us, y.cctld.us, m.cctld.us, b.cctld.us... | - |
| sparkpost.us | byron.ns.cloudflare.com, bethany.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.67
NS records: byron.ns.cloudflare.com, bethany.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sparkpost.us (unsigned zone)
⏱️ Timing
Total: 267ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.71.22, 172.67.142.72 |
| AAAA | 2 | 2606:4700:3032::6815:4716, 2606:4700:3030::ac43:8e48 |
| NS | 2 | bethany.ns.cloudflare.com, byron.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bethany.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
sparkpost.us maps to four IP numbers: 2606:4700:3030::ac43:8e48, 2606:4700:3032::6815:4716, 104.21.71.22 and 172.67.142.72.
Other host names, for instance brushinsight.com, www.vectenergy.es, breadnet.net, dmrconstructioninc.com and ulltahoosst.top share IP numbers with sparkpost.us.
Name Servers
Two name servers bethany.ns.cloudflare.com and byron.ns.cloudflare.com are delegated to sparkpost.us.
sparkpost.us uses the same name server configuration as other domains, such as rapidcenter.us, betprimeplanet.us, cosmicgaminghouse.com, mediacurrent.uk and hauptnet.org.
sparkpost.us at least partially shares name servers with other domains such as cxo.eu.com, letoilegulf.com, smartechcomputers.in, squabblr.co and aidula.com.
These name servers are commonly used with amy.ns.cloudflare.com and sterling.ns.cloudflare.com.
Host names with six IP numbers: Host name bethany.ns.cloudflare.com points to 2606:4700:50::a29f:261f, 2803:f800:50::6ca2:c21f, 2a06:98c1:50::ac40:221f, 108.162.194.31, 162.159.38.31 and 172.64.34.31; host name byron.ns.cloudflare.com points to 2606:4700:58::a29f:2c43, 2803:f800:50::6ca2:c343, 2a06:98c1:50::ac40:2343, 108.162.195.67, 162.159.44.67 and 172.64.35.67.