rudolphlibbe.com - robtex.com

rudolphlibbe.com

DNSSEC⚠️ Not signed
A54.237.232.238🇺🇸 Amazon54.237.0.0/16 EC2 IAD prefix
PTRec2-54-237-232-238.compute-1.amazonaws.com
NSns-766.awsdns-31.net ⭐
A2600:9000:5302:fe00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-766.awsdns-31.net
A205.251.194.254🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-766.awsdns-31.net
NSns-1064.awsdns-05.org
A2600:9000:5304:2800::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront
PTRns-1064.awsdns-05.org
A205.251.196.40🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1064.awsdns-05.org
NSns-1720.awsdns-23.co.uk
A2600:9000:5306:b800::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1720.awsdns-23.co.uk
A205.251.198.184🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1720.awsdns-23.co.uk
NSns-445.awsdns-55.com
A2600:9000:5301:bd00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-445.awsdns-55.com
A205.251.193.189🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-445.awsdns-55.com
MXus-smtp-inbound-1.mimecast.com ⭐
A170.10.128.141🇺🇸 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
A170.10.128.221🇺🇸 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
A170.10.128.242🇺🇸 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
A170.10.132.141🇺🇸 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
A170.10.132.221🇺🇸 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
A170.10.132.242🇺🇸 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 ⭐
A170.10.128.141🇺🇸 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
A170.10.128.221🇺🇸 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
A170.10.128.242🇺🇸 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
A170.10.132.141🇺🇸 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
A170.10.132.221🇺🇸 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
A170.10.132.242🇺🇸 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
TXTv=spf1 include:us._netblocks.mimecast.com ~all
SOAns-766.awsdns-31.netawsdns-hostmaster@amazon.com serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1775485117

Subdomains

www.rudolphlibbe.com

Same first word

rudolphlibbe.net
rudolphlibbe.com

DNS History

17 records (7 active, 10 former)

2008201020122014201620182020202220242026NSns-1064.awsdns-05.orgns-1720.awsdns-23.co.ukns-445.awsdns-55.comns-766.awsdns-31.netns1.bluehost.comns1.r4l.comns2.bluehost.comns2.r4l.comMXus-smtp-inbound-1.mimecast.comus-smtp-inbound-2.mimecast.combarracuda.rudolphlibbe.commail.rudolphlibbe.comA54.237.232.23850.87.187.10665.196.201.3768.70.187.13369.195.124.217
●NSns-1064.awsdns-05.org2026-03-28 → 2026-04-06 · 3 obs
○ 2017-12-12 17:28:28
● 2026-03-28 05:41:06
● 2026-04-06 14:30:22
●NSns-1720.awsdns-23.co.uk2026-03-28 → 2026-04-06 · 3 obs
○ 2017-12-12 17:28:28
● 2026-03-28 05:41:06
● 2026-04-06 14:30:22
●NSns-445.awsdns-55.com2026-03-28 → 2026-04-06 · 3 obs
○ 2017-12-12 17:28:28
● 2026-03-28 05:41:06
● 2026-04-06 14:30:22
●NSns-766.awsdns-31.net2026-03-28 → 2026-04-06 · 3 obs
○ 2017-12-12 17:28:28
● 2026-03-28 05:41:06
● 2026-04-06 14:30:22
○NSns1.bluehost.com2015-10-30 → 2017-12-12 · 5 obs
○ 2007-10-22 14:06:44
● 2015-10-30 12:14:36
● 2017-12-12 17:28:28
○ 2026-03-28 05:41:06
○ 2026-04-06 14:30:22
○NSns1.r4l.com2007-10-22 → 2015-06-16 · 4 obs
● 2007-10-22 14:06:44
● 2015-06-16 20:26:10
○ 2015-10-30 12:14:36
○ 2026-04-06 14:30:22
○NSns2.bluehost.com2015-10-30 → 2017-12-12 · 5 obs
○ 2007-10-22 14:06:44
● 2015-10-30 12:14:36
● 2017-12-12 17:28:28
○ 2026-03-28 05:41:06
○ 2026-04-06 14:30:22
○NSns2.r4l.com2007-10-22 → 2015-06-16 · 4 obs
● 2007-10-22 14:06:44
● 2015-06-16 20:26:10
○ 2015-10-30 12:14:36
○ 2026-04-06 14:30:22
○MXbarracuda.rudolphlibbe.com2007-10-22 → 2015-06-16 · 4 obs
● 2007-10-22 14:06:44
● 2015-06-16 20:26:10
○ 2015-10-30 12:14:36
○ 2026-04-06 14:30:22
○MXmail.rudolphlibbe.com2007-10-22 → 2017-12-12 · 4 obs
● 2007-10-22 14:06:44
● 2017-12-12 17:28:28
○ 2026-03-28 05:41:06
○ 2026-04-06 14:30:22
●MXus-smtp-inbound-1.mimecast.com2026-03-28 → 2026-04-06 · 3 obs
○ 2017-12-12 17:28:28
● 2026-03-28 05:41:06
● 2026-04-06 14:30:22
●MXus-smtp-inbound-2.mimecast.com2026-03-28 → 2026-04-06 · 3 obs
○ 2017-12-12 17:28:28
● 2026-03-28 05:41:06
● 2026-04-06 14:30:22
○A50.87.187.1062017-12-12 → 2017-12-12 · 4 obs
○ 2016-12-03 13:14:26
● 2017-12-12 17:28:28
○ 2026-03-28 05:41:06
○ 2026-04-06 14:30:22
●A54.237.232.2382026-03-28 → 2026-04-06 · 3 obs
○ 2017-12-12 17:28:28
● 2026-03-28 05:41:06
● 2026-04-06 14:30:22
○A65.196.201.372007-10-22 → 2007-10-22 · 3 obs
● 2007-10-22 14:06:44
○ 2015-06-16 20:26:10
○ 2026-04-06 14:30:22
○A68.70.187.1332015-06-16 → 2015-06-16 · 4 obs
○ 2007-10-22 14:06:44
● 2015-06-16 20:26:10
○ 2015-10-30 12:14:36
○ 2026-04-06 14:30:22
○A69.195.124.2172015-10-30 → 2016-12-03 · 5 obs
○ 2007-10-22 14:06:44
● 2015-10-30 12:14:36
● 2016-12-03 13:14:26
○ 2017-12-12 17:28:28
○ 2026-04-06 14:30:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net...-
rudolphlibbe.comns-766.awsdns-31.net, ns-445.awsdns-55.com, ns-1064.awsdns-05.org, ns-1720.awsdns-23.co.uk1 record

✅ Authoritative Response

Server:205.251.196.40

NS records: ns-766.awsdns-31.net, ns-445.awsdns-55.com, ns-1064.awsdns-05.org, ns-1720.awsdns-23.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rudolphlibbe.com (unsigned zone)

⏱️ Timing

Total: 619ms | Queries: -

📄 Records

TypeCountSample Data
A154.237.232.238
NS4ns-1064.awsdns-05.org, ns-1720.awsdns-23.co.uk...
MX2us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)
TXT1v=spf1 include:us._netblocks.mimecast.co
SOA1ns-766.awsdns-31.net awsdns-hostmaster.a

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-445.awsdns-55.com)

Analysis

Hierarchy

The parent of www.rudolphlibbe.com is rudolphlibbe.com.

IP Addresses

rudolphlibbe.com points to a single IP number: 54.237.232.238.

Other host names, for instance www.rmi-llc.com, rlcos.org, ec2-54-237-232-238.compute-1.amazonaws.com, gochp.com and www.procedurelink.com share IP numbers with rudolphlibbe.com.

Name Servers

rudolphlibbe.com is delegated to four name servers: ns-445.awsdns-55.com, ns-766.awsdns-31.net, ns-1064.awsdns-05.org and ns-1720.awsdns-23.co.uk.

rudolphlibbe.com shares name servers with other domains at least partially, for instance 148.216.34.in-addr.arpa, 178.187.54.in-addr.arpa, 207.242.44.in-addr.arpa, 151.68.54.in-addr.arpa and 9.236.18.in-addr.arpa.

These name servers are commonly used with ns1-24-us-west-2.ec2-rdns.amazonaws.com, ns2-24-us-west-2.ec2-rdns.amazonaws.com, ns3-24-us-west-2.ec2-rdns.amazonaws.com and ns4-24-us-west-2.ec2-rdns.amazonaws.com.

Host names with two IP numbers:

ns-445.awsdns-55.com resolves to 2600:9000:5301:bd00::1 and 205.251.193.189.

ns-766.awsdns-31.net resolves to 2600:9000:5302:fe00::1 and 205.251.194.254.

ns-1064.awsdns-05.org resolves to 2600:9000:5304:2800::1 and 205.251.196.40.

ns-1720.awsdns-23.co.uk resolves to 2600:9000:5306:b800::1 and 205.251.198.184.

Mail Servers

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

rudolphlibbe.com shares the same mail server setup as other domains, including themotts.com, universalgroup.ca, sdcpa-retired.com, cumminsandwhite.com and bgbc.com.

rudolphlibbe.com shares some mail servers with other domains, including puritanspride.com, idwr.idaho.gov, ccsmgr.com, guardianthealth.com and caroloneil.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.

us-smtp-inbound-2.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.

Names pointing to 170.10.128.141: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Names pointing to 170.10.128.221: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Names pointing to 170.10.128.242: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Names pointing to 170.10.132.141: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Names pointing to 170.10.132.221: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Names pointing to 170.10.132.242: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.