readup.com - dns.ninja
readup.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785901139 | ||||||
Subdomains
Same first word
Similar names
DNS History
16 records (6 active, 10 former)
●NSns-1348.awsdns-40.org2026-02-20 → 2026-08-05 · 3 obs
● 2026-02-20 00:41:06
● 2026-08-05 04:06:14
●NSns-1900.awsdns-45.co.uk2026-02-20 → 2026-08-05 · 3 obs
● 2026-02-20 00:41:06
● 2026-08-05 04:06:14
●NSns-324.awsdns-40.com2026-02-20 → 2026-08-05 · 3 obs
● 2026-02-20 00:41:06
● 2026-08-05 04:06:14
●NSns-781.awsdns-33.net2026-02-20 → 2026-08-05 · 3 obs
● 2026-02-20 00:41:06
● 2026-08-05 04:06:14
○NSns103.ideahost.com2016-11-29 → 2017-08-07 · 5 obs
● 2016-11-29 07:44:16
● 2017-08-07 03:31:46
○ 2026-02-20 00:41:06
○ 2026-08-05 04:06:14
○NSns104.ideahost.com2016-11-29 → 2017-08-07 · 5 obs
● 2016-11-29 07:44:16
● 2017-08-07 03:31:46
○ 2026-02-20 00:41:06
○ 2026-08-05 04:06:14
○NSns67.domaincontrol.com2015-08-10 → 2016-03-25 · 4 obs
● 2016-03-25 06:50:32
○ 2016-11-29 07:44:16
○ 2026-08-05 04:06:14
○NSns68.domaincontrol.com2015-08-10 → 2016-03-25 · 4 obs
● 2016-03-25 06:50:32
○ 2016-11-29 07:44:16
○ 2026-08-05 04:06:14
●MXinbound-smtp.us-east-1.amazonaws.com2026-02-20 → 2026-08-05 · 3 obs
● 2026-02-20 00:41:06
● 2026-08-05 04:06:14
○MXmail.readup.com2016-11-29 → 2017-08-07 · 5 obs
● 2016-11-29 07:44:16
● 2017-08-07 03:31:46
○ 2026-02-20 00:41:06
○ 2026-08-05 04:06:14
○MXmailstore1.secureserver.net2015-08-10 → 2016-03-25 · 4 obs
● 2016-03-25 06:50:32
○ 2016-11-29 07:44:16
○ 2026-08-05 04:06:14
○MXsmtp.secureserver.net2015-08-10 → 2016-03-25 · 4 obs
● 2016-03-25 06:50:32
○ 2016-11-29 07:44:16
○ 2026-08-05 04:06:14
○A108.167.160.282016-11-29 → 2017-08-07 · 5 obs
● 2016-11-29 07:44:16
● 2017-08-07 03:31:46
○ 2026-02-20 00:41:06
○ 2026-08-05 04:06:14
●A3.132.184.622026-07-11 → 2026-08-05 · 3 obs
● 2026-07-11 22:39:34
● 2026-08-05 04:06:14
○A3.133.242.2382026-02-20 → 2026-02-20 · 4 obs
● 2026-02-20 00:41:06
○ 2026-07-11 22:39:34
○ 2026-08-05 04:06:14
○A50.63.202.162015-08-10 → 2016-03-25 · 4 obs
● 2016-03-25 06:50:32
○ 2016-11-29 07:44:16
○ 2026-08-05 04:06:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| readup.com | ns-324.awsdns-40.com, ns-781.awsdns-33.net, ns-1900.awsdns-45.co.uk, ns-1348.awsdns-40.org | 2 records |
✅ Authoritative Response
Server:205.251.195.13
NS records: ns-324.awsdns-40.com, ns-781.awsdns-33.net, ns-1900.awsdns-45.co.uk, ns-1348.awsdns-40.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for readup.com (unsigned zone)
⏱️ Timing
Total: 610ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.132.184.62 |
| NS | 4 | ns-1348.awsdns-40.org, ns-1900.awsdns-45.co.uk... |
| MX | 1 | inbound-smtp.us-east-1.amazonaws.com (pr |
| TXT | 5 | MS=987D4E298C35BCE3402835CCC3FDBC0112977, google-site-verification=4l8G6FxRDU7zb1K... |
| SOA | 1 | ns-324.awsdns-40.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-324.awsdns-40.com, ns-324.awsdns-40.com)
Analysis
Hierarchy
static.readup.com, blog.readup.com and www.readup.com are all subdomains of readup.com.
IP Addresses
readup.com resolves to one IP address: 3.132.184.62.
There are other host names — www.readup.com among them — that share IP numbers with readup.com.
Name Servers
The authoritative name servers for readup.com are ns-324.awsdns-40.com, ns-781.awsdns-33.net, ns-1348.awsdns-40.org and ns-1900.awsdns-45.co.uk.
The name servers of readup.com overlap at least partially with those of other domains — among them swift.tv, providigm.info, ccaa.digital and two more.
The name servers ns-1448.awsdns-53.org, ns-24.awsdns-03.com and ns-981.awsdns-58.net are commonly seen alongside these name servers.
Each of the four hosts ns-324.awsdns-40.com, ns-781.awsdns-33.net, ns-1348.awsdns-40.org and ns-1900.awsdns-45.co.uk has two IP addresses. ns-324.awsdns-40.com points to 205.251.193.68 and 2600:9000:5301:4400::1. ns-781.awsdns-33.net points to 205.251.195.13 and 2600:9000:5303:d00::1. ns-1348.awsdns-40.org points to 205.251.197.68 and 2600:9000:5305:4400::1. ns-1900.awsdns-45.co.uk points to 205.251.199.108 and 2600:9000:5307:6c00::1.
Mail Servers
Mail for readup.com is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.
readup.com uses an identical mail server configuration to several other domains — among them fav79.com, sts-security.net, poc.coda.digital and two more.
readup.com has at least partial mail server overlap with other domains such as crmbuzz.blog, sercan.atlassian.net, theroomservices.com and two more.
This set of mail servers commonly appears together 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.