mark-cox.com - robtex.com

mark-cox.com

DNSSEC⚠️ Not signed
A52.85.193.66🇺🇸 Amazon52.85.192.0/22 - CloudFront TD
PTRserver-52-85-193-66.iad55.r.cloudfront.net
A52.85.193.82🇺🇸 Amazon52.85.192.0/22 - CloudFront TD
A52.85.193.117🇺🇸 Amazon52.85.192.0/22 - CloudFront TD
A52.85.193.121🇺🇸 Amazon52.85.192.0/22 - CloudFront TD
NSns-1900.awsdns-45.co.uk ⭐
A2600:9000:5307:6c00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1900.awsdns-45.co.uk
A205.251.199.108🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1900.awsdns-45.co.uk
NSns-1448.awsdns-53.org
A2600:9000:5305:a800::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1448.awsdns-53.org
A205.251.197.168🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1448.awsdns-53.org
NSns-24.awsdns-03.com
A2600:9000:5300:1800::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-24.awsdns-03.com
A205.251.192.24🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-24.awsdns-03.com
NSns-981.awsdns-58.net
A2600:9000:5303:d500::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-981.awsdns-58.net
A205.251.195.213🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-981.awsdns-58.net
TXTv=spf1 -all
SOAns-1900.awsdns-45.co.ukawsdns-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=1771291435

DNS History

19 records (8 active, 11 former)

20162017201820192020202120222023202420252026NSns-1448.awsdns-53.orgns-1900.awsdns-45.co.ukns-24.awsdns-03.comns-981.awsdns-58.netf1-ib-gridmaster.ho.nmfco.comf1-ib-inetns.northwesternmutual.comfk1-z6-ib-internet.northwesternmutual.commkn-z3-ib-internet.northwesternmutual.commn-ib-inetns.northwesternmutual.comns1.northwesternmutual.comns2.northwesternmutual.comns3.northwesternmutual.comns4.northwesternmutual.comnsfdp.ho.nmfco.comA52.85.193.11752.85.193.12152.85.193.6652.85.193.82199.59.136.220
○NSf1-ib-gridmaster.ho.nmfco.com2015-12-10 → 2015-12-10 · 4 obs
○ 2015-08-16 23:08:06
● 2015-12-10 11:38:36
○ 2016-03-12 02:03:42
○ 2026-03-16 23:18:20
○NSf1-ib-inetns.northwesternmutual.com2015-12-10 → 2015-12-10 · 4 obs
○ 2015-08-16 23:08:06
● 2015-12-10 11:38:36
○ 2016-03-12 02:03:42
○ 2026-03-16 23:18:20
○NSfk1-z6-ib-internet.northwesternmutual.com2016-03-12 → 2017-04-08 · 5 obs
○ 2015-12-10 11:38:36
● 2016-03-12 02:03:42
● 2017-04-08 03:53:54
○ 2026-03-16 23:18:18
○ 2026-03-16 23:18:20
○NSmkn-z3-ib-internet.northwesternmutual.com2016-03-12 → 2017-04-08 · 5 obs
○ 2015-12-10 11:38:36
● 2016-03-12 02:03:42
● 2017-04-08 03:53:54
○ 2026-03-16 23:18:18
○ 2026-03-16 23:18:20
○NSmn-ib-inetns.northwesternmutual.com2015-12-10 → 2015-12-10 · 4 obs
○ 2015-08-16 23:08:06
● 2015-12-10 11:38:36
○ 2016-03-12 02:03:42
○ 2026-03-16 23:18:20
●NSns-1448.awsdns-53.org2026-03-16 → 2026-03-16 · 3 obs
○ 2017-04-08 03:53:54
● 2026-03-16 23:18:18
● 2026-03-16 23:18:20
●NSns-1900.awsdns-45.co.uk2026-03-16 → 2026-03-16 · 3 obs
○ 2017-04-08 03:53:54
● 2026-03-16 23:18:18
● 2026-03-16 23:18:20
●NSns-24.awsdns-03.com2026-03-16 → 2026-03-16 · 3 obs
○ 2017-04-08 03:53:54
● 2026-03-16 23:18:18
● 2026-03-16 23:18:20
●NSns-981.awsdns-58.net2026-03-16 → 2026-03-16 · 3 obs
○ 2017-04-08 03:53:54
● 2026-03-16 23:18:18
● 2026-03-16 23:18:20
○NSns1.northwesternmutual.com2015-08-16 → 2015-08-16 · 3 obs
● 2015-08-16 23:08:06
○ 2015-12-10 11:38:36
○ 2026-03-16 23:18:20
○NSns2.northwesternmutual.com2015-08-16 → 2015-08-16 · 3 obs
● 2015-08-16 23:08:06
○ 2015-12-10 11:38:36
○ 2026-03-16 23:18:20
○NSns3.northwesternmutual.com2015-12-10 → 2017-04-08 · 5 obs
○ 2015-08-16 23:08:06
● 2015-12-10 11:38:36
● 2017-04-08 03:53:54
○ 2026-03-16 23:18:18
○ 2026-03-16 23:18:20
○NSns4.northwesternmutual.com2015-12-10 → 2017-04-08 · 5 obs
○ 2015-08-16 23:08:06
● 2015-12-10 11:38:36
● 2017-04-08 03:53:54
○ 2026-03-16 23:18:18
○ 2026-03-16 23:18:20
○NSnsfdp.ho.nmfco.com2015-08-16 → 2015-08-16 · 3 obs
● 2015-08-16 23:08:06
○ 2015-12-10 11:38:36
○ 2026-03-16 23:18:20
○A199.59.136.2202015-08-16 → 2017-04-08 · 4 obs
● 2015-08-16 23:08:06
● 2017-04-08 03:53:54
○ 2026-03-16 23:18:18
○ 2026-03-16 23:18:20
●A52.85.193.1172026-03-16 → 2026-03-16 · 3 obs
○ 2017-04-08 03:53:54
● 2026-03-16 23:18:18
● 2026-03-16 23:18:20
●A52.85.193.1212026-03-16 → 2026-03-16 · 3 obs
○ 2017-04-08 03:53:54
● 2026-03-16 23:18:18
● 2026-03-16 23:18:20
●A52.85.193.662026-03-16 → 2026-03-16 · 3 obs
○ 2017-04-08 03:53:54
● 2026-03-16 23:18:18
● 2026-03-16 23:18:20
●A52.85.193.822026-03-16 → 2026-03-16 · 3 obs
○ 2017-04-08 03:53:54
● 2026-03-16 23:18:18
● 2026-03-16 23:18:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
mark-cox.comns-24.awsdns-03.com, ns-981.awsdns-58.net, ns-1900.awsdns-45.co.uk, ns-1448.awsdns-53.org1 record

✅ Authoritative Response

Server: 205.251.195.213

NS records: ns-24.awsdns-03.com, ns-981.awsdns-58.net, ns-1900.awsdns-45.co.uk, ns-1448.awsdns-53.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mark-cox.com (unsigned zone)

⏱️ Timing

Total: 1255ms | Queries: -

📄 Records

TypeCountSample Data
A452.85.193.117, 52.85.193.82...
NS4ns-1448.awsdns-53.org, ns-1900.awsdns-45.co.uk...
TXT1v=spf1 -all
SOA1ns-1900.awsdns-45.co.uk awsdns-hostmaste

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-24.awsdns-03.com)

Analysis

IP Addresses

mark-cox.com maps to four IP numbers: 52.85.193.66, 52.85.193.82, 52.85.193.117 and 52.85.193.121.

other host names include www.visionology.com, 12thdca.com, lookingfordating.com, d385wtionmzn8e.cloudfront.net and auth.freesat.tv; they share IP numbers with mark-cox.com.

Name Servers

mark-cox.com delegates to four name servers: ns-24.awsdns-03.com, ns-981.awsdns-58.net, ns-1448.awsdns-53.org and ns-1900.awsdns-45.co.uk.

mark-cox.com at least partially shares name servers with other domains, for instance boulderoem.com, idialo.de, federy.com, northwesternmutualsecure.com and industrymasters.at.

Host names with two IP numbers: ns-24.awsdns-03.com points to 2600:9000:5300:1800::1 and 205.251.192.24; ns-981.awsdns-58.net points to 2600:9000:5303:d500::1 and 205.251.195.213; ns-1448.awsdns-53.org points to 2600:9000:5305:a800::1 and 205.251.197.168; ns-1900.awsdns-45.co.uk points to 2600:9000:5307:6c00::1 and 205.251.199.108.