houstonoptometrists.com - robtex.com

houstonoptometrists.com

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns2.afternic.com ⭐
A2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.afternic.com
NSns1.afternic.com
A2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.afternic.com
TXTv=spf1 -all
SOAns2.afternic.comdns@jomax.net 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=1783755247

Same first word

houstonoptometrists.com

DNS History

22 records (4 active, 18 former)

20162017201820192020202120222023202420252026NSns1.afternic.comns2.afternic.combuy.internettraffic.comns1.uniregistrymarket.linkns19.domaincontrol.comns2.uniregistrymarket.linkns20.domaincontrol.comsell.internettraffic.comMX.A13.248.169.4876.223.54.146184.168.221.12184.168.221.13184.168.221.22184.168.221.25184.168.221.650.63.202.1850.63.202.2150.63.202.2250.63.202.3069.172.201.15369.172.201.208
○NSbuy.internettraffic.com2015-06-26 → 2016-06-20 · 4 obs
● 2015-06-26 10:20:02
● 2016-06-20 06:34:32
○ 2017-02-02 00:45:52
○ 2026-07-11 07:36:10
●NSns1.afternic.com2026-03-19 → 2026-07-11 · 3 obs
○ 2018-07-11 09:22:04
● 2026-03-19 12:53:06
● 2026-07-11 07:36:10
○NSns1.uniregistrymarket.link2017-02-02 → 2017-02-02 · 4 obs
○ 2016-06-20 06:34:32
● 2017-02-02 00:45:52
○ 2018-07-11 09:22:04
○ 2026-07-11 07:36:10
○NSns19.domaincontrol.com2018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
●NSns2.afternic.com2026-03-19 → 2026-07-11 · 3 obs
○ 2018-07-11 09:22:04
● 2026-03-19 12:53:06
● 2026-07-11 07:36:10
○NSns2.uniregistrymarket.link2017-02-02 → 2017-02-02 · 4 obs
○ 2016-06-20 06:34:32
● 2017-02-02 00:45:52
○ 2018-07-11 09:22:04
○ 2026-07-11 07:36:10
○NSns20.domaincontrol.com2018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
○NSsell.internettraffic.com2015-06-26 → 2016-06-20 · 4 obs
● 2015-06-26 10:20:02
● 2016-06-20 06:34:32
○ 2017-02-02 00:45:52
○ 2026-07-11 07:36:10
○MX.2026-03-19 → 2026-07-11 · 2 obs
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
●A13.248.169.482026-03-19 → 2026-07-11 · 3 obs
○ 2018-07-11 09:22:04
● 2026-03-19 12:53:06
● 2026-07-11 07:36:10
○A184.168.221.122018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
○A184.168.221.132018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
○A184.168.221.222018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
○A184.168.221.252018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
○A184.168.221.62018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
○A50.63.202.182018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
○A50.63.202.212018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
○A50.63.202.222018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
○A50.63.202.302018-07-11 → 2018-07-11 · 4 obs
○ 2017-02-02 00:45:52
● 2018-07-11 09:22:04
○ 2026-03-19 12:53:06
○ 2026-07-11 07:36:10
○A69.172.201.1532016-06-20 → 2017-02-02 · 5 obs
○ 2016-02-06 05:57:44
● 2016-06-20 06:34:32
● 2017-02-02 00:45:52
○ 2018-07-11 09:22:04
○ 2026-07-11 07:36:10
○A69.172.201.2082015-06-26 → 2016-02-06 · 4 obs
● 2015-06-26 10:20:02
● 2016-02-06 05:57:44
○ 2016-06-20 06:34:32
○ 2026-07-11 07:36:10
●A76.223.54.1462026-03-19 → 2026-07-11 · 3 obs
○ 2018-07-11 09:22:04
● 2026-03-19 12:53:06
● 2026-07-11 07:36:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
houstonoptometrists.comns1.afternic.com, ns2.afternic.com4 records

✅ Authoritative Response

Server:97.74.98.69

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for houstonoptometrists.com (unsigned zone)

⏱️ Timing

Total: 291ms | Queries: -

📄 Records

TypeCountSample Data
A276.223.54.146, 13.248.169.48
NS2ns1.afternic.com, ns2.afternic.com
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns1.afternic.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

IP Addresses

houstonoptometrists.com points to the IP addresses 13.248.169.48 and 76.223.54.146

Among the host names that share IP numbers with houstonoptometrists.com are iumb.com, gigjob.us, www.elites.io and two others.

Name Servers

houstonoptometrists.com is served by two delegated name servers, ns1.afternic.com and ns2.afternic.com.

houstonoptometrists.com has the same name server delegation as a number of other domains, such as www.ztemc.com, mailserver.internet-speedtest.com, gatemx2.exilant.com and two more.

The name servers of houstonoptometrists.com overlap at least partially with those of other domains — among them ann.at, contiholdings.com, xpcd.com and two more.

These name servers are routinely co-deployed with the name servers verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, ns1.atom.com, ns2.atom.com and two others.

Each of the two host names carries two IP addresses: ns1.afternic.com points to 97.74.98.69 and 2603:5:2126::45, and ns2.afternic.com points to 173.201.66.69 and 2603:5:2226::45.