mail.5core.org - robtex.com
mail.5core.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 63.177.172.152🇩🇪 Amazon63.176.0.0/14 EC2 FRA Prefix | ||||||
| PTR | ec2-63-177-172-152.eu-central-1.compute.amazonaws.com | ||||||
| MX | feedback-smtp.eu-central-1.amazonses.com ⭐ | ||||||
| A | 3.120.127.53🇩🇪 Amazon3.120.0.0/14 EC2 FRA prefix | ||||||
| PTR | ec2-3-120-127-53.eu-central-1.compute.amazonaws.com | ||||||
| A | 18.184.194.231🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix | ||||||
| PTR | ec2-18-184-194-231.eu-central-1.compute.amazonaws.com | ||||||
| A | 52.59.27.99🇩🇪 Amazon52.58.0.0/15 EC2 FRA Prefix | ||||||
| PTR | ec2-52-59-27-99.eu-central-1.compute.amazonaws.com | ||||||
| TXT | v=spf1 include:amazonses.com ~all | ||||||
5core.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:386d🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:b8a5🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.56.109Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.184.165🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | drew.ns.cloudflare.com ⭐ | ||||||
| NS | ivy.ns.cloudflare.com | ||||||
| MX | mail.5core.org ⭐ | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| TXT | v=spf1 mx a:mail.5core.org ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.56.109, 172.67.184.165 | ||||||
| IPv6 | 2606:4700:3032::6815:386d, 2606:4700:3036::ac43:b8a5 | ||||||
| SOA | drew.ns.cloudflare.comdns@cloudflare.com serial=2397768548 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●MXfeedback-smtp.eu-central-1.amazonses.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 15:02:26
●A63.177.172.1522026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 15:02:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| 5core.org | drew.ns.cloudflare.com, ivy.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 108.162.193.160
NS records: drew.ns.cloudflare.com, ivy.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 5core.org (unsigned zone)
⏱️ Timing
Total: 418ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 63.177.172.152 |
| MX | 1 | feedback-smtp.eu-central-1.amazonses.com |
| TXT | 1 | v=spf1 include:amazonses.com ~all |
Analysis
Mail Server Role
mail.5core.org serves as the mail server for 5core.org.
IP Addresses
mail.5core.org points to a single IP address: 63.177.172.152.
Mail Servers
The mail server for mail.5core.org is feedback-smtp.eu-central-1.amazonses.com.
mail.5core.org uses the same mail server setup as other domains, for instance mx.goztepe.org.tr, mail.kazinolatvia.com, eu.nectar.services, mail.whizhost.com and mail.pcmac.se.
mail.5core.org shares at least some mail servers with other domains, for example activegiving.de, vivereticketing.com, homelido.com, tkt.am and blackbork.com.tr.
these mail servers are commonly used alongside aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, mx-01.kurumsaleposta.com, mx-02.kurumsaleposta.com, mx-in04.natrohost.com and mx-in04b.natrohost.com.
feedback-smtp.eu-central-1.amazonses.com points to IP numbers 3.120.127.53, 18.184.194.231 and 52.59.27.99.