sendgrid.tech - dns.ninja
sendgrid.tech
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-377.awsdns-47.com ⭐ | ||||||
| A | 2600:9000:5301:7900::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-377.awsdns-47.com | ||||||
| A | 205.251.193.121🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-377.awsdns-47.com | ||||||
| NS | ns-1295.awsdns-33.org | ||||||
| A | 2600:9000:5305:f00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1295.awsdns-33.org | ||||||
| A | 205.251.197.15🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1295.awsdns-33.org | ||||||
| NS | ns-1856.awsdns-40.co.uk | ||||||
| A | 2600:9000:5307:4000::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1856.awsdns-40.co.uk | ||||||
| A | 205.251.199.64🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1856.awsdns-40.co.uk | ||||||
| NS | ns-737.awsdns-28.net | ||||||
| A | 2600:9000:5302:e100::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-737.awsdns-28.net | ||||||
| A | 205.251.194.225🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-737.awsdns-28.net | ||||||
| SOA | ns-377.awsdns-47.comawsdns-hostmaster@amazon.com serial=1 | ||||||
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1781633934 | ||||||
Subdomains
ace-staging.sendgrid.tech |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns-1295.awsdns-33.org2026-02-16 → 2026-06-16 · 2 obs
● 2026-06-16 18:56:38
●NSns-1856.awsdns-40.co.uk2026-02-16 → 2026-06-16 · 2 obs
● 2026-06-16 18:56:38
●NSns-377.awsdns-47.com2026-02-16 → 2026-06-16 · 2 obs
● 2026-06-16 18:56:38
●NSns-737.awsdns-28.net2026-02-16 → 2026-06-16 · 2 obs
● 2026-06-16 18:56:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | - |
| sendgrid.tech | ns-737.awsdns-28.net, ns-1295.awsdns-33.org, ns-1856.awsdns-40.co.uk, ns-377.awsdns-47.com | - |
✅ Authoritative Response
Server:205.251.194.225
NS records: ns-737.awsdns-28.net, ns-1295.awsdns-33.org, ns-1856.awsdns-40.co.uk, ns-377.awsdns-47.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sendgrid.tech (unsigned zone)
⏱️ Timing
Total: 1245ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1295.awsdns-33.org, ns-1856.awsdns-40.co.uk... |
| SOA | 1 | ns-377.awsdns-47.com awsdns-hostmaster.a |
Analysis
Hierarchy
ace-staging.sendgrid.tech is delegated beneath sendgrid.tech.
Name Servers
The authoritative name servers for sendgrid.tech are ns-377.awsdns-47.com, ns-737.awsdns-28.net, ns-1295.awsdns-33.org and ns-1856.awsdns-40.co.uk.
There is at least partial name server overlap between sendgrid.tech and other domains — programnews.bluerewards.ca, werkenbijsanitairwinkel.nl, patrolclarice.com and two more among them.
These name servers regularly appear alongside ns-261.awsdns-32.com, ns-653.awsdns-17.net, ns-1527.awsdns-62.org and 4 other name servers in NS record sets.
All four hostnames — ns-377.awsdns-47.com, ns-737.awsdns-28.net, ns-1295.awsdns-33.org and ns-1856.awsdns-40.co.uk — resolve to two IP numbers apiece: ns-377.awsdns-47.com to 205.251.193.121 and 2600:9000:5301:7900::1; ns-737.awsdns-28.net to 205.251.194.225 and 2600:9000:5302:e100::1; ns-1295.awsdns-33.org to 205.251.197.15 and 2600:9000:5305:f00::1; ns-1856.awsdns-40.co.uk to 205.251.199.64 and 2600:9000:5307:4000::1.