rtfa.as - robtex.com
rtfa.as
as
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns.nic.as ⭐ | ||||||
| NS | ns1.asnic.biz | ||||||
| NS | ns2.asnic.info | ||||||
| NS | ns3.asnic.org | ||||||
| NS | ns4.asnic.uk | ||||||
| NS | ns5.asnic.us | ||||||
| MX | no.mx.nic.as ⭐ | ||||||
| TXT | Generation Time: 1784626109 | ||||||
| TXT | Generation Time ISO 8601: 2026-07-21 09:28:29 | ||||||
| SOA | dns.nic.asdomainmaster@nic.as 2026-07-21 #30 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns-1275.awsdns-31.org2016-12-28 → 2026-07-21 · 2 obs
● 2026-07-21 10:52:52
●NSns-1993.awsdns-57.co.uk2016-12-28 → 2026-07-21 · 2 obs
● 2026-07-21 10:52:52
●NSns-379.awsdns-47.com2016-12-28 → 2026-07-21 · 2 obs
● 2026-07-21 10:52:52
●NSns-618.awsdns-13.net2016-12-28 → 2026-07-21 · 2 obs
● 2026-07-21 10:52:52
●MXinbound-smtp.us-east-1.amazonaws.com2016-12-28 → 2026-07-21 · 2 obs
● 2026-07-21 10:52:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| as | ns1.asnic.biz, ns2.asnic.info, ns3.asnic.org, ns4.asnic.uk... | 10 records |
| rtfa.as | ns-379.awsdns-47.com, ns-618.awsdns-13.net, ns-1275.awsdns-31.org, ns-1993.awsdns-57.co.uk | - |
✅ Authoritative Response
Server:205.251.193.123
NS records: ns-379.awsdns-47.com, ns-618.awsdns-13.net, ns-1275.awsdns-31.org, ns-1993.awsdns-57.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtfa.as (unsigned zone)
⏱️ Timing
Total: 1141ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1275.awsdns-31.org, ns-1993.awsdns-57.co.uk... |
| MX | 1 | inbound-smtp.us-east-1.amazonaws.com (pr |
| TXT | 1 | globalsign-domain-verification=XyiqGrBJT |
| SOA | 1 | ns-618.awsdns-13.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns1.asnic.biz, ns1.asnic.biz, ns2.asnic.info...)
Analysis
Name Servers
The NS records for rtfa.as point to four name servers: ns-379.awsdns-47.com, ns-618.awsdns-13.net, ns-1275.awsdns-31.org and ns-1993.awsdns-57.co.uk.
The name servers of rtfa.as overlap at least partially with those of other domains — among them 21ca3455c-frontier.bookdepository.com, darjeeling.fr, postnettx233.com and two more.
Each of the four hosts ns-379.awsdns-47.com, ns-618.awsdns-13.net, ns-1275.awsdns-31.org and ns-1993.awsdns-57.co.uk has two IP addresses. ns-379.awsdns-47.com points to 205.251.193.123 and 2600:9000:5301:7b00::1. ns-618.awsdns-13.net points to 205.251.194.106 and 2600:9000:5302:6a00::1. ns-1275.awsdns-31.org points to 205.251.196.251 and 2600:9000:5304:fb00::1. ns-1993.awsdns-57.co.uk points to 205.251.199.201 and 2600:9000:5307:c900::1.
Mail Servers
The sole mail server for rtfa.as is inbound-smtp.us-east-1.amazonaws.com.
Among the domains sharing a mail server setup with rtfa.as are phillysecshell.slack.com, ccpfall17.slack.com, drahadataai.com and two others.
There is at least a partial MX overlap between rtfa.as and other domains, including anymedi.com, voipappz.io, invoke.atlassian.net and two others.
These mail servers often co-occur with the mail servers inbound-smtp.us-west-2.amazonaws.com.
inbound-smtp.us-east-1.amazonaws.com directs to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32 and two others.