extsub.com - robtex.com

extsub.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:aa97🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::6815:4787🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.71.135Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.170.151🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalgin.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b3d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalgin.ns.cloudflare.com
A2803:f800:50::6ca2:c13d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRalgin.ns.cloudflare.com
A2a06:98c1:50::ac40:213d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRalgin.ns.cloudflare.com
A108.162.193.61🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalgin.ns.cloudflare.com
A172.64.33.61🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalgin.ns.cloudflare.com
A173.245.59.61🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalgin.ns.cloudflare.com
NSsydney.ns.cloudflare.com
A2606:4700:50::a29f:2666🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsydney.ns.cloudflare.com
A2803:f800:50::6ca2:c266🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsydney.ns.cloudflare.com
A2a06:98c1:50::ac40:2266🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsydney.ns.cloudflare.com
A108.162.194.102🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsydney.ns.cloudflare.com
A162.159.38.102Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsydney.ns.cloudflare.com
A172.64.34.102🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsydney.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
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
MXroute3.mx.cloudflare.net(73)
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(82)
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
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.71.135, 172.67.170.151
IPv6 hints2606:4700:3030::ac43:aa97, 2606:4700:3031::6815:4787
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=211, name=cloudflare-ech.com
SOAalgin.ns.cloudflare.comdns@cloudflare.com serial=2401103667

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=1775983122

Same first word

extsub.com

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DNS History

14 records (9 active, 5 former)

2008201020122014201620182020202220242026NSalgin.ns.cloudflare.comsydney.ns.cloudflare.comdns010.d.register.comdns024.c.register.comdns122.b.register.comdns197.a.register.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.71.135172.67.170.1512606:4700:3030::ac43:aa972606:4700:3031::6815:4787216.21.229.209
●NSalgin.ns.cloudflare.com2026-04-04 → 2026-04-12 · 3 obs
○ 2015-10-10 14:41:04
● 2026-04-04 23:29:50
● 2026-04-12 08:57:24
○NSdns010.d.register.com2007-11-11 → 2007-11-11 · 3 obs
● 2007-11-11 23:05:08
○ 2015-10-10 14:41:04
○ 2026-04-12 08:57:24
○NSdns024.c.register.com2007-11-11 → 2007-11-11 · 3 obs
● 2007-11-11 23:05:08
○ 2015-10-10 14:41:04
○ 2026-04-12 08:57:24
○NSdns122.b.register.com2007-11-11 → 2007-11-11 · 3 obs
● 2007-11-11 23:05:08
○ 2015-10-10 14:41:04
○ 2026-04-12 08:57:24
○NSdns197.a.register.com2007-11-11 → 2007-11-11 · 3 obs
● 2007-11-11 23:05:08
○ 2015-10-10 14:41:04
○ 2026-04-12 08:57:24
●NSsydney.ns.cloudflare.com2026-04-04 → 2026-04-12 · 3 obs
○ 2015-10-10 14:41:04
● 2026-04-04 23:29:50
● 2026-04-12 08:57:24
●MXroute1.mx.cloudflare.net2026-04-12 → 2026-04-12 · 1 obs
● 2026-04-12 08:57:24
●MXroute2.mx.cloudflare.net2026-04-12 → 2026-04-12 · 1 obs
● 2026-04-12 08:57:24
●MXroute3.mx.cloudflare.net2026-04-12 → 2026-04-12 · 1 obs
● 2026-04-12 08:57:24
●A104.21.71.1352026-04-04 → 2026-04-12 · 3 obs
○ 2015-10-10 14:41:04
● 2026-04-04 23:29:50
● 2026-04-12 08:57:24
●A172.67.170.1512026-04-04 → 2026-04-12 · 3 obs
○ 2015-10-10 14:41:04
● 2026-04-04 23:29:50
● 2026-04-12 08:57:24
○A216.21.229.2092007-11-11 → 2007-11-11 · 3 obs
● 2007-11-11 23:05:08
○ 2015-10-10 14:41:04
○ 2026-04-12 08:57:24
●A2606:4700:3030::ac43:aa972026-04-04 → 2026-04-12 · 3 obs
○ 2015-10-10 14:41:04
● 2026-04-04 23:29:50
● 2026-04-12 08:57:24
●A2606:4700:3031::6815:47872026-04-04 → 2026-04-12 · 3 obs
○ 2015-10-10 14:41:04
● 2026-04-04 23:29:50
● 2026-04-12 08:57:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net...-
extsub.comalgin.ns.cloudflare.com, sydney.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.61

NS records: algin.ns.cloudflare.com, sydney.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for extsub.com (unsigned zone)

⏱️ Timing

Total: 111ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.71.135, 172.67.170.151
AAAA22606:4700:3031::6815:4787, 2606:4700:3030::ac43:aa97
NS2algin.ns.cloudflare.com, sydney.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 37), route3.mx.cloudflare.net (pri: 73)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1algin.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

extsub.com maps to four IP numbers: 2606:4700:3030::ac43:aa97, 2606:4700:3031::6815:4787, 104.21.71.135 and 172.67.170.151.

other host names include modernhomedecor.co, www.notehub.org, newengland.media, fedsrv.com and sahrani.com; they share IP numbers with extsub.com.

Name Servers

Two name servers algin.ns.cloudflare.com and sydney.ns.cloudflare.com handle the delegation for extsub.com.

extsub.com shares the same name server setup as other domains, for instance telegwzvx.click, kwplock.pl, edkd.net, sunlightsolar.com and georgianlottery.com.

extsub.com at least partially shares name servers with other domains, for instance nu59.com, 67446735.com, nunogomes.win, gazeteapp.com and top-obaly.cz.

These name servers are commonly used with the following: kipp.ns.cloudflare.com, cesar.ns.cloudflare.com, arya.ns.cloudflare.com and etta.ns.cloudflare.com.

Six IP addresses per host:

algin.ns.cloudflare.com points to 2606:4700:58::adf5:3b3d, 2803:f800:50::6ca2:c13d, 2a06:98c1:50::ac40:213d, 108.162.193.61, 172.64.33.61 and 173.245.59.61; sydney.ns.cloudflare.com points to 2606:4700:50::a29f:2666, 2803:f800:50::6ca2:c266, 2a06:98c1:50::ac40:2266, 108.162.194.102, 162.159.38.102 and 172.64.34.102

Mail Servers

Three mail servers handle extsub.com: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

extsub.com shares at least partially some mail servers with other domains, for instance administradordesite.net, travelinsurancequotes.ca, 666hotels.com, chickenroad.ge and interwebpolice.com.

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