readdnd.com - robtex.com

readdnd.com

DNSSEC⚠️ Not signed
A18.211.120.133πŸ‡ΊπŸ‡Έ Amazon18.208.0.0/13 EC2 IAD prefix
PTRec2-18-211-120-133.compute-1.amazonaws.com
A44.219.250.216πŸ‡ΊπŸ‡Έ Amazon44.192.0.0/11 EC2 IAD prefix
A52.204.53.5πŸ‡ΊπŸ‡Έ Amazon52.200.0.0/13 EC2 IAD prefix
NSns1.prh.com ⭐
A107.162.234.197πŸ‡ΊπŸ‡Έ DEFENSENET-1107.162.234.0/24 F5 via EMIX
NSns2.prh.com
A107.162.176.221πŸ‡ΊπŸ‡Έ DEFENSENET-1107.162.176.0/24 F5 via EMIX
MXus-smtp-inbound-1.mimecast.com ⭐
A170.10.128.141πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.221πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.242πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.141πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.221πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.242πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
MXus-smtp-inbound-2.mimecast.com ⭐
A170.10.128.141πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.221πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.242πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.141πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.221πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.242πŸ‡ΊπŸ‡Έ Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
SOAns1.prh.compostmaster@randomhouse.com 2024-03-29 #0

com

Same first word

Similar names

DNS History

7 records (7 active, 0 former)

NSns1.prh.comns2.prh.comMXus-smtp-inbound-1.mimecast.comus-smtp-inbound-2.mimecast.comA18.211.120.13344.219.250.21652.204.53.5
●NSns1.prh.com2026-03-03 β†’ 2026-03-14 Β· 2 obs
● 2026-03-03 08:23:54
● 2026-03-14 00:55:24
●NSns2.prh.com2026-03-03 β†’ 2026-03-14 Β· 2 obs
● 2026-03-03 08:23:54
● 2026-03-14 00:55:24
●MXus-smtp-inbound-1.mimecast.com2026-03-03 β†’ 2026-03-14 Β· 2 obs
● 2026-03-03 08:23:54
● 2026-03-14 00:55:24
●MXus-smtp-inbound-2.mimecast.com2026-03-03 β†’ 2026-03-14 Β· 2 obs
● 2026-03-03 08:23:54
● 2026-03-14 00:55:24
●A18.211.120.1332026-03-03 β†’ 2026-03-14 Β· 2 obs
● 2026-03-03 08:23:54
● 2026-03-14 00:55:24
●A44.219.250.2162026-03-03 β†’ 2026-03-14 Β· 2 obs
● 2026-03-03 08:23:54
● 2026-03-14 00:55:24
●A52.204.53.52026-03-03 β†’ 2026-03-14 Β· 2 obs
● 2026-03-03 08:23:54
● 2026-03-14 00:55:24

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net...-
readdnd.comns1.prh.com, ns2.prh.com2 records

βœ… Authoritative Response

Server: 107.162.234.197

NS records: ns1.prh.com, ns2.prh.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for readdnd.com (unsigned zone)

⏱️ Timing

Total: 952ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A352.204.53.5, 44.219.250.216...
NS2ns2.prh.com, ns1.prh.com
MX2us-smtp-inbound-2.mimecast.com (pri: 10), us-smtp-inbound-1.mimecast.com (pri: 10)
SOA1ns1.prh.com postmaster.randomhouse.com

πŸ“Œ Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.prh.com, ns2.prh.com)

Analysis

IP Addresses

readdnd.com resolves to three IP numbers: 18.211.120.133, 44.219.250.216 and 52.204.53.5.

Other host names, for instance pubeasy.randomhouse.com, storiesfortheheart.com, lifechangebooks.com, theouroborossociety.com and bull(0x73686974)lexicon.com share IP numbers with readdnd.com.

Name Servers

readdnd.com has two name servers: ns1.prh.com and ns2.prh.com.

readdnd.com shares the same name server setup as other domains, for example timothysnyderbooks.com, amyeinhorn.com, triskelia.ca, stormoperatives.us and threeriverspress.com.

Host names with a single IP:

ns1.prh.com points to 107.162.234.197

ns2.prh.com points to 107.162.176.221

Mail Servers

readdnd.com is served by two mail servers: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

readdnd.com shares the mail server setup with other domains, for example vicfirth.com, benderwhs.com, walesny.com, tsgarch.com and mansfieldschools.com.

readdnd.com shares some mail servers with other domains, at least partially; for instance ilaganlaw.com, wilderness.org, cmrra.ca, caseworksonline.com and rockindustriescorp.com.

Host names with six IP numbers: us-smtp-inbound-1.mimecast.com points to 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242. The host name us-smtp-inbound-2.mimecast.com points to the same six: 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242. The IPs 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242 are shared by host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names that point to 170.10.128.141: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com. Host names that point to 170.10.128.221: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com. Host names that point to 170.10.128.242: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com. Host names that point to 170.10.132.141: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com. Host names that point to 170.10.132.221: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com. Host names that point to 170.10.132.242: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.