`rt.ipsubnetzero.com`

	DNSSEC	⚠️ Not signed
	MX	`smtp.ipsubnetzero.com` ⭐
	TXT	`v=spf1 mx include:_spf.google.com -all`

`ipsubnetzero.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:9486^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:b49^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.11.73^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.148.134^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`linda.ns.cloudflare.com` ⭐
NS	`rob.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
MX	`aspmx3.googlemail.com`⁽⁵⁰⁾
TXT	`amazon-business-verification=aa42ab99e33d00ca0e25eddb37f8afcf690c5464acbfb303...`
TXT	`v=DMARC1; p=none; rua=mailto:support@ipsubnetzero.com;`
TXT	`v=spf1 mx include:_spf.google.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.11.73, 172.67.148.134
		IPv6 hints	2606:4700:3034::ac43:9486, 2606:4700:3036::6815:b49
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=253, name=cloudflare-ech.com
SOA	`linda.ns.cloudflare.com`dns@cloudflare.com serial=2406286879

PTR for

41.94.12.173.in-addr.arpa

Same first word

rt.org.ua

rt.fi

rt.ms

rt.com.br

rt.ac.th

rt.world

rt.rs

rt.chat

rt.bh

rt.systems

rt.at

rt.tc

rt.gw

rt.fr

rt.x0.com

rt.inf.br

rt.org.ru

rt.cn

rt.ro

rt.ma

rt.xen.prgmr.com

rt.com.tr

rt.com.sa

rt.net

rt.fyi

rt.cc

rt.com.co

rt.cx

rt.lc

rt.org.tr

rt.vg

rt.academy

rt.support

rt.wtf

rt.gy

rt.tel

rt.ht

rt.to

rt.sk

rt.ru

rt.com

rt.ua

rt.fm

rt.nu

rt.com.es

rt.dk

rt.sg

rt.com.au

rt.ink

rt.plus

rt.uk

rt.tr

rt.co.uk

rt.no

rt.center

rt.gov.sa

rt.md

rt.be

rt.su

rt.nl

rt.ca

rt.biz

rt.net.ua

rt.de

rt.lt

rt.org

rt.live

rt.com.tw

rt.hu

rt.eu

rt.lv

rt.com.ar

rt.sakura.ne.jp

rt.cr

rt.training

rt.je

rt.co.il

rt.is

rt.by

rt.co.ua

rt.cm

rt.co

rt.ee

rt.gg

Similar names

tr.com.br

tr.expert

tr.no

tr.academy

tr.s3.amazonaws.com

tr.pl

tr.lv

tr.gg

tr.fyi

tr.br.com

tr.gy

tr.plus

tr.lt

tr.pe

tr.com.ar

tr.ac

tr.dk

tr.qld.gov.au

tr.im

tr.org.au

tr.group

tr.capital

tr.mba

tr

tr.am

tr.taxi

tr.vc

tr.com.pl

tr.la

tr.ro

tr.link

tr.hu

tr.is

tr.gl

tr.edgesuite.net

tr.systems

tr.cx

tr.net.tr

tr.nl

tr.s3.eu-central-1.amazonaws.com

tr.com.mx

tr.kg

tr.s3-website-eu-west-1.amazonaws.com

tr.fr

tr.ge

tr.cm

tr.nu

tr.university

tr.cl

tr.gs

tr.ht

tr.land

tr.ca

tr.co.kr

tr.blogspot.com

tr.al

tr.eco.br

tr.church

tr.gz.cn

tr.center

tr.tv

tr.training

tr.energy

tr.cn

tr.gen.tr

tr.memorial

tr.org

tr.tc

tr.ph

tr.fi

tr.nhs.uk

tr.su

tr.akamaized.net

tr.k12.in.us

tr.com.cn

tr.s3-website-us-east-1.amazonaws.com

tr.gp

tr.com.au

DNS History

2 records (1 active, 1 former)

●MXsmtp.ipsubnetzero.com2015-06-25 → 2026-07-15 · 2 obs

● 2015-06-25 02:47:26
● 2026-07-15 03:29:56

○A38.83.74.1332015-06-25 → 2016-05-02 · 3 obs

● 2015-06-25 02:47:26
● 2016-05-02 16:29:32
○ 2026-07-15 03:29:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ipsubnetzero.com	rob.ns.cloudflare.com, linda.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.250

NS records: rob.ns.cloudflare.com, linda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ipsubnetzero.com (unsigned zone)

⏱️ Timing

Total: 1604ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	1	`smtp.ipsubnetzero.com (pri: 0)`
TXT	1	`v=spf1 mx include:_spf.google.com -all`

📌 Glue Records Collected

Total: 12

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

Analysis

Mail Servers

rt.ipsubnetzero.com has one mail server: smtp.ipsubnetzero.com.

rt.ipsubnetzero.com - robtex.com