mail.testserver.pro - dns.ninja

`mail.testserver.pro`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:be0f^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:395d^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.93^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.190.15^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.93, 172.67.190.15
		IPv6 hints	2606:4700:3031::ac43:be0f, 2606:4700:3033::6815:395d

`testserver.pro`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:be0f^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:395d^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.93^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.190.15^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cora.ns.cloudflare.com` ⭐
NS	`micah.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.93, 172.67.190.15
		IPv6 hints	2606:4700:3031::ac43:be0f, 2606:4700:3033::6815:395d
SOA	`cora.ns.cloudflare.com`dns@cloudflare.com serial=2406788560

Previously MX for

testserver.pro

Same first word

mail.az

mail.is

mail.gov.zw

mail.id

mail.tr

mail.tt

mail.media

mail.vinnica.ua

mail.readymade.jp

mail.raindrop.jp

mail.tj

mail.repair

mail.mydissent.net

mail.spdns.org

mail.lk

mail.fish

mail.fun

mail.no-ip.net

mail.mn

mail.mydns.bz

mail.fem.jp

mail.health

mail.s3.amazonaws.com

mail.gov.ye

mail.com.kg

mail.nra

mail.couchpotatofries.org

mail.radio.fm

mail.od.ua

mail.ms

mail.boleslawiec.pl

mail.mydns.vc

mail.lutsk.ua

mail.kz

mail.im

mail.kaas.gg

mail.it.com

mail.gov.mg

mail.ss

mail.co

mail.tc

mail.gda.pl

mail.world

mail.pe

mail.sunnyday.jp

mail.group

mail.gov

mail.org.za

mail.mx

mail.cy

mail.supply

mail.gov.ae

mail.com.ba

mail.co.zw

mail.org

mail.pixolino.com

mail.ug

mail.ly

mail.gs

mail.bg

mail.wtf

mail.webhop.me

mail.associates

mail.al

mail.myfast.space

mail.vip

mail.red

mail.co.il

mail.pf

mail.com.mx

mail.uy

mail.gt

mail.training

mail.cd

mail.in.ua

mail.cx

mail.gm

mail.su

mail.toshiba

mail.hosting

mail.fm

mail.mil

mail.f5.si

mail.party

mail.tax

mail.coop

mail.directory

mail.freemyip.com

mail.com.tw

mail.hk.com

mail.mh

mail.gov.mw

mail.gov.bn

mail.mmafan.biz

mail.ky

mail.synology-diskstation.de

mail.schoolbus.jp

mail.cn.ua

mail.uz.ua

mail.cool

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amil.sucks

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DNS History

12 records (4 active, 8 former)

○NSdnsproxy1.fm.nic.ru2026-02-17 → 2026-02-17 · 3 obs

● 2026-02-17 06:10:06
○ 2026-04-12 15:01:08
○ 2026-07-01 06:44:56

○NSdnsproxy2.fm.nic.ru2026-02-17 → 2026-02-17 · 3 obs

● 2026-02-17 06:10:06
○ 2026-04-12 15:01:08
○ 2026-07-01 06:44:56

○MXnomail.nic.ru2026-02-17 → 2026-02-17 · 3 obs

● 2026-02-17 06:10:06
○ 2026-04-12 15:01:08
○ 2026-07-01 06:44:56

●A104.21.57.932026-06-13 → 2026-07-01 · 3 obs

○ 2026-04-12 15:01:08
● 2026-06-13 20:04:38
● 2026-07-01 06:44:56

●A172.67.190.152026-06-13 → 2026-07-01 · 3 obs

○ 2026-04-12 15:01:08
● 2026-06-13 20:04:38
● 2026-07-01 06:44:56

○A212.109.198.792026-02-17 → 2026-07-01 · 2 obs

○ 2026-02-17 06:10:06
○ 2026-07-01 06:44:56

●A2606:4700:3031::ac43:be0f2026-06-29 → 2026-07-01 · 3 obs

○ 2026-06-17 20:40:42
● 2026-06-29 00:44:36
● 2026-07-01 06:44:56

●A2606:4700:3033::6815:395d2026-06-29 → 2026-07-01 · 3 obs

○ 2026-06-17 20:40:42
● 2026-06-29 00:44:36
● 2026-07-01 06:44:56

○A2606:4700:3035::ac43:be0f2026-06-13 → 2026-06-17 · 5 obs

○ 2026-04-12 15:01:08
● 2026-06-13 20:04:38
● 2026-06-17 20:40:42
○ 2026-06-29 00:44:36
○ 2026-07-01 06:44:56

○A2606:4700:3037::6815:395d2026-06-13 → 2026-06-17 · 5 obs

○ 2026-04-12 15:01:08
● 2026-06-13 20:04:38
● 2026-06-17 20:40:42
○ 2026-06-29 00:44:36
○ 2026-07-01 06:44:56

○A31.177.76.322026-02-17 → 2026-02-17 · 3 obs

● 2026-02-17 06:10:06
○ 2026-04-12 15:01:08
○ 2026-07-01 06:44:56

○A31.177.80.322026-02-17 → 2026-02-17 · 3 obs

● 2026-02-17 06:10:06
○ 2026-04-12 15:01:08
○ 2026-07-01 06:44:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pro	d0.pro.afilias-nst.org, c0.pro.afilias-nst.info, b2.pro.afilias-nst.org, a0.pro.afilias-nst.info...	-
testserver.pro	cora.ns.cloudflare.com, micah.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.206

NS records: cora.ns.cloudflare.com, micah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for testserver.pro (unsigned zone)

⏱️ Timing

Total: 414ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.190.15, 104.21.57.93`
AAAA	2	`2606:4700:3031::ac43:be0f, 2606:4700:3033::6815:395d`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

mail.testserver.pro has four IP addresses: 104.21.57.93, 172.67.190.15, 2606:4700:3031::ac43:be0f and 2606:4700:3033::6815:395d.

Additional host names — guya.moe, www.jixifc.cn, geometrydashlite22.io and two others — share IP numbers with mail.testserver.pro.