sendgrid.us.com - robtex.com
sendgrid.us.com
us.com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 54.153.56.183🇺🇸 Amazon54.153.0.0/17 EC2 SFO prefix | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | ns1.centralnic.net | ||||||
| NS | ns2.centralnic.net | ||||||
| NS | ns3.centralnic.net | ||||||
| NS | ns4.centralnic.net | ||||||
| MX | mx-01.emailme.com ⭐ | ||||||
| TXT | v=spf1 mx -all | ||||||
| TXT | google-site-verification=TQ9DQVGZ4sDKfEbBIAiflq7ZKjGuCOC_vEpwyw_XsW8 | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=3000745930 | ||||||
rank #215 in the tld
This domain "us.com" is a commercial domain name which could be used by any individual or organization primarily for commercial purposes. It uses a country code top-level domain (ccTLD) for the United States, but it is not restricted to use by entities in the United States. The specific use or owner of "us.com" depends on who has registered it.WOT: SAFE (48/100)
📈 Tranco rank: #1,113
Previously MX for
sendgrid.us.com |
Subdomains
ns1.sendgrid.us.com |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSdns1.registrar-servers.com2026-04-11 → 2026-04-14 · 3 obs
● 2026-04-11 00:24:06
● 2026-04-14 18:04:10
●NSdns2.registrar-servers.com2026-04-11 → 2026-04-14 · 3 obs
● 2026-04-11 00:24:06
● 2026-04-14 18:04:10
○NSns1.mhdevelopment.info2019-01-13 → 2019-01-13 · 3 obs
○ 2026-04-11 00:24:06
○ 2026-04-14 18:04:10
○NSns2.mhdevelopment.info2019-01-13 → 2019-01-13 · 3 obs
○ 2026-04-11 00:24:06
○ 2026-04-14 18:04:10
○MXsendgrid.us.com2019-01-13 → 2019-01-13 · 3 obs
○ 2026-04-11 00:24:06
○ 2026-04-14 18:04:10
●MXsmtp.google.com2026-04-11 → 2026-04-14 · 3 obs
● 2026-04-11 00:24:06
● 2026-04-14 18:04:10
○A148.163.69.52019-01-13 → 2019-01-13 · 3 obs
○ 2026-04-11 00:24:06
○ 2026-04-14 18:04:10
●A44.222.90.32026-04-11 → 2026-04-14 · 3 obs
● 2026-04-11 00:24:06
● 2026-04-14 18:04:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net... | - |
| us.com | ns1.centralnic.net, ns2.centralnic.net, ns3.centralnic.net, ns4.centralnic.net | - |
| sendgrid.us.com | dns2.registrar-servers.com, dns1.registrar-servers.com | - |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns2.registrar-servers.com, dns1.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sendgrid.us.com (unsigned zone)
⏱️ Timing
Total: 618ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 44.222.90.3 |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 2 | v=spf1 include:_spf.google.com ~all, google-site-verification=Sg8M6MHocfHrMY4 |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
Analysis
Hierarchy
sendgrid.us.com is the parent of ns1.sendgrid.us.com.
IP Addresses
sendgrid.us.com resolves to one IP number: 44.222.90.3.
Other host names, for instance ns1.sendgrid.us.com, share IP numbers with sendgrid.us.com.
Name Servers
sendgrid.us.com is delegated to two name servers dns1.registrar-servers.com and dns2.registrar-servers.com.
sendgrid.us.com shares the same name server setup as other domains, for instance padmath.com, pbit.com, bananaz.ai, zilla.tech and roquetas.org.
sendgrid.us.com at least partially shares name servers with other domains, for instance rabbletown.com, brainrescue.org, innovativedevs.co.uk and txt-place.com.
These name servers are commonly used with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
Host names with two IP numbers:
The host name dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200; the host name dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200.
Mail Servers
sendgrid.us.com is handled by a single mail server, smtp.google.com.
sendgrid.us.com shares the same mail server setup as other domains, for instance jjthewash.com, kiatroisrivieres.com, leverup.xyz, myfishfa.com and ecomunderground.com.
sendgrid.us.com shares some mail servers with other domains, at least partially, for instance sneaky.digital, zoond.tv, kdockmarina.com, insighto.ai and singaindo.com.
these mail servers are commonly used with the mail servers aspmx.l.google.com.
smtp.google.com points to nine IPs: 2607:f8b0:4004:c17::1a, 2607:f8b0:4004:c17::1b, 2607:f8b0:4004:c19::1a, 2607:f8b0:4004:c1f::1b, 142.251.16.26, 142.251.16.27, 142.251.111.27, 142.251.179.26 and 142.251.179.27.