smtp.api.sinch.com - robtex.com
smtp.api.sinch.com
api.sinch.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 10.65.7.105 | ||||||
| A | 10.65.8.150 | ||||||
| A | 10.65.11.138 | ||||||
| NS | ns-754.awsdns-30.net ⭐ | ||||||
| NS | ns-1455.awsdns-53.org | ||||||
| NS | ns-1593.awsdns-07.co.uk | ||||||
| NS | ns-479.awsdns-59.com | ||||||
| SOA | ns-754.awsdns-30.netawsdns-hostmaster@amazon.com serial=1 | ||||||
Subdomains
eu.smtp.api.sinch.com |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns-1249.awsdns-28.org2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 06:12:14
●NSns-1826.awsdns-36.co.uk2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 06:12:14
●NSns-493.awsdns-61.com2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 06:12:14
●NSns-637.awsdns-15.net2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 06:12:14
●MXk8s-email2sm-nlbe2spo-7e52a7f129-605580ccb339df19.elb.eu-west-1.amazonaws.com2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 06:12:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net... | - |
| sinch.com | ns-677.awsdns-20.net, ns-417.awsdns-52.com, ns-1759.awsdns-27.co.uk, ns-1252.awsdns-28.org | 1 record |
| api.sinch.com | ns-1455.awsdns-53.org, ns-1593.awsdns-07.co.uk, ns-479.awsdns-59.com, ns-754.awsdns-30.net | - |
| smtp.api.sinch.com | ns-1249.awsdns-28.org, ns-1826.awsdns-36.co.uk, ns-493.awsdns-61.com, ns-637.awsdns-15.net | - |
✅ Authoritative Response
Server:205.251.194.125
NS records: ns-1249.awsdns-28.org, ns-1826.awsdns-36.co.uk, ns-493.awsdns-61.com, ns-637.awsdns-15.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sinch.com (unsigned zone)
⏱️ Timing
Total: 662ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1249.awsdns-28.org, ns-1826.awsdns-36.co.uk... |
| MX | 1 | k8s-email2sm-nlbe2spo-7e52a7f129-605580c |
| TXT | 2 | v=DMARC1; p=none; rua=mailto:w8fajs9t@ag, v=spf1 ip4:193.111.75.4 ip4:54.175.160.9 |
| SOA | 1 | ns-493.awsdns-61.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-417.awsdns-52.com)
Analysis
Hierarchy
The parent of eu.smtp.api.sinch.com is smtp.api.sinch.com.
Name Servers
smtp.api.sinch.com's delegation is handled by four name servers: ns-493.awsdns-61.com, ns-637.awsdns-15.net, ns-1249.awsdns-28.org and ns-1826.awsdns-36.co.uk.
smtp.api.sinch.com partially shares name servers with other domains; examples include zeninterviewprep.com, bufta.ch, spatialcat.com, mars.co.im and play.rebet.app.
Host names with two IPs:
ns-493.awsdns-61.com points to 2600:9000:5301:ed00::1 and 205.251.193.237
ns-637.awsdns-15.net points to 2600:9000:5302:7d00::1 and 205.251.194.125
ns-1249.awsdns-28.org points to 2600:9000:5304:e100::1 and 205.251.196.225
ns-1826.awsdns-36.co.uk points to 2600:9000:5307:2200::1 and 205.251.199.34
Mail Servers
smtp.api.sinch.com is handled by a single mail server, k8s-email2sm-nlbe2spo-7e52a7f129-605580ccb339df19.elb.eu-west-1.amazonaws.com.
smtp.api.sinch.com uses the same mail server setup as other domains, for example eu.smtp.api.sinch.com.
k8s-email2sm-nlbe2spo-7e52a7f129-605580ccb339df19.elb.eu-west-1.amazonaws.com points to a single IP: 3.255.45.242.