ptachallenge.com - robtex.com

ptachallenge.com

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:58fd🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:9b32🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.88.253Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.155.50🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdexter.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cbe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
A2803:f800:50::6ca2:c3be🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdexter.ns.cloudflare.com
A2a06:98c1:50::ac40:23be🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdexter.ns.cloudflare.com
A108.162.195.190🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
A162.159.44.190Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
A172.64.35.190🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
NSgrannbo.ns.cloudflare.com
A2606:4700:50::a29f:2696🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A2803:f800:50::6ca2:c296🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgrannbo.ns.cloudflare.com
A2a06:98c1:50::ac40:2296🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgrannbo.ns.cloudflare.com
A108.162.194.150🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A162.159.38.150Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A172.64.34.150🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
MXroute3.mx.cloudflare.net ⭐
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute2.mx.cloudflare.net(56)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute1.mx.cloudflare.net(66)
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.88.253, 172.67.155.50
IPv6 hints2606:4700:3035::6815:58fd, 2606:4700:3037::ac43:9b32
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=189, name=cloudflare-ech.com
SOAdexter.ns.cloudflare.comdns@cloudflare.com serial=2402060752

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=1776632797

Previously MX for

ptachallenge.com

Same first word

ptachallenge.com

DNS History

19 records (9 active, 10 former)

20162017201820192020202120222023202420252026NSdexter.ns.cloudflare.comgrannbo.ns.cloudflare.comns1.icontent.comns12.vnic.comns13.vnic.comns2.icontent.comns3.vnic.comns4.vnic.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netptachallenge.comA104.21.88.253172.67.155.502606:4700:3035::6815:58fd2606:4700:3037::ac43:9b32104.130.196.253162.209.12.17368.168.98.174
●NSdexter.ns.cloudflare.com2026-04-04 → 2026-04-19 · 3 obs
○ 2017-05-15 22:50:00
● 2026-04-04 09:17:22
● 2026-04-19 21:14:18
●NSgrannbo.ns.cloudflare.com2026-04-04 → 2026-04-19 · 3 obs
○ 2017-05-15 22:50:00
● 2026-04-04 09:17:22
● 2026-04-19 21:14:18
○NSns1.icontent.com2016-03-22 → 2016-07-23 · 5 obs
○ 2015-12-17 14:44:28
● 2016-03-22 11:43:50
● 2016-07-23 18:20:38
○ 2017-05-15 22:50:00
○ 2026-04-19 21:14:18
○NSns12.vnic.com2017-05-15 → 2017-05-15 · 4 obs
○ 2016-07-23 18:20:38
● 2017-05-15 22:50:00
○ 2026-04-04 09:17:22
○ 2026-04-19 21:14:18
○NSns13.vnic.com2017-05-15 → 2017-05-15 · 4 obs
○ 2016-07-23 18:20:38
● 2017-05-15 22:50:00
○ 2026-04-04 09:17:22
○ 2026-04-19 21:14:18
○NSns2.icontent.com2016-03-22 → 2016-07-23 · 5 obs
○ 2015-12-17 14:44:28
● 2016-03-22 11:43:50
● 2016-07-23 18:20:38
○ 2017-05-15 22:50:00
○ 2026-04-19 21:14:18
○NSns3.vnic.com2015-08-17 → 2015-08-17 · 3 obs
● 2015-08-17 12:09:04
○ 2015-12-17 14:44:28
○ 2026-04-19 21:14:18
○NSns4.vnic.com2015-08-17 → 2015-08-17 · 3 obs
● 2015-08-17 12:09:04
○ 2015-12-17 14:44:28
○ 2026-04-19 21:14:18
○MXptachallenge.com2015-08-17 → 2017-05-15 · 6 obs
● 2015-08-17 12:09:04
○ 2015-12-17 14:44:28
● 2016-03-22 11:43:50
● 2017-05-15 22:50:00
○ 2026-04-04 09:17:22
○ 2026-04-19 21:14:18
●MXroute1.mx.cloudflare.net2026-04-19 → 2026-04-19 · 2 obs
○ 2026-04-04 09:17:22
● 2026-04-19 21:14:18
●MXroute2.mx.cloudflare.net2026-04-19 → 2026-04-19 · 2 obs
○ 2026-04-04 09:17:22
● 2026-04-19 21:14:18
●MXroute3.mx.cloudflare.net2026-04-19 → 2026-04-19 · 2 obs
○ 2026-04-04 09:17:22
● 2026-04-19 21:14:18
○A104.130.196.2532016-03-22 → 2016-07-23 · 5 obs
○ 2015-12-17 14:44:28
● 2016-03-22 11:43:50
● 2016-07-23 18:20:38
○ 2017-05-15 22:50:00
○ 2026-04-19 21:14:18
●A104.21.88.2532026-04-04 → 2026-04-19 · 3 obs
○ 2017-05-15 22:50:00
● 2026-04-04 09:17:22
● 2026-04-19 21:14:18
○A162.209.12.1732015-08-17 → 2015-08-17 · 3 obs
● 2015-08-17 12:09:04
○ 2015-12-17 14:44:28
○ 2026-04-19 21:14:18
●A172.67.155.502026-04-04 → 2026-04-19 · 3 obs
○ 2017-05-15 22:50:00
● 2026-04-04 09:17:22
● 2026-04-19 21:14:18
●A2606:4700:3035::6815:58fd2026-04-04 → 2026-04-19 · 3 obs
○ 2017-05-15 22:50:00
● 2026-04-04 09:17:22
● 2026-04-19 21:14:18
●A2606:4700:3037::ac43:9b322026-04-04 → 2026-04-19 · 3 obs
○ 2017-05-15 22:50:00
● 2026-04-04 09:17:22
● 2026-04-19 21:14:18
○A68.168.98.1742017-05-15 → 2017-05-15 · 4 obs
○ 2016-07-23 18:20:38
● 2017-05-15 22:50:00
○ 2026-04-04 09:17:22
○ 2026-04-19 21:14:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
ptachallenge.comgrannbo.ns.cloudflare.com, dexter.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.190

NS records: grannbo.ns.cloudflare.com, dexter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ptachallenge.com (unsigned zone)

⏱️ Timing

Total: 97ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.88.253, 172.67.155.50
AAAA22606:4700:3037::ac43:9b32, 2606:4700:3035::6815:58fd
NS2dexter.ns.cloudflare.com, grannbo.ns.cloudflare.com
MX3route3.mx.cloudflare.net (pri: 53), route2.mx.cloudflare.net (pri: 56)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dexter.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (grannbo.ns.cloudflare.com, grannbo.ns.cloudflare.com, grannbo.ns.cloudflare.com...)

Analysis

IP Addresses

ptachallenge.com maps to four IP numbers: 2606:4700:3035::6815:58fd, 2606:4700:3037::ac43:9b32, 104.21.88.253 and 172.67.155.50.

Other host names, for instance scmmz.com, sme.dk, (0x736578)date-24.com, estate-gazeta.ru and gs002.gaspol189x.online share IP numbers with ptachallenge.com.

Name Servers

Two name servers dexter.ns.cloudflare.com and grannbo.ns.cloudflare.com handle delegation for ptachallenge.com.

ptachallenge.com uses the same name server setup as other domains, for example predictstream.com, directarts.com, vpserver.com, utilities.org and revchains.com.

ptachallenge.com partially shares name servers with other domains; examples include jamusa.es, shop-glucotonic.com, picsforwedding.com, aqruiyuan.com and ftci.ch.

These name servers commonly accompany diva.ns.cloudflare.com, sonny.ns.cloudflare.com, aleena.ns.cloudflare.com and achiel.ns.cloudflare.com.

Host names with six IP numbers: dexter.ns.cloudflare.com points to: 2606:4700:58::a29f:2cbe, 2803:f800:50::6ca2:c3be, 2a06:98c1:50::ac40:23be, 108.162.195.190, 162.159.44.190 and 172.64.35.190; grannbo.ns.cloudflare.com points to: 2606:4700:50::a29f:2696, 2803:f800:50::6ca2:c296, 2a06:98c1:50::ac40:2296, 108.162.194.150, 162.159.38.150 and 172.64.34.150.

Mail Servers

ptachallenge.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

ptachallenge.com shares some mail servers with other domains, at least partially, such as picturedrocks.com, homeproav.com, johntaubensee.com, bestairfarefinder.com and streetstars.com.au.

Host names with six IP numbers:

route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.