`sre.school`

DNSSEC	⚠️ Not signed
A	44.227.65.245^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
		PTR	`ec2-44-227-65-245.us-west-2.compute.amazonaws.com`
A	44.227.76.166^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
NS	`curitiba.ns.porkbun.com` ⭐
		A	2400:cb00:2049:1::adf5:3a25^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	173.245.58.37^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`fortaleza.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:88c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.140^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`maceio.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:bb4^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.11.180^{Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`salvador.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:a96^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.10.150^{Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`fwd1.porkbun.com` ⭐
		A	44.226.226.6^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
			PTR	`fwd1.porkbun.com`
MX	`fwd2.porkbun.com`⁽²⁰⁾
		A	52.10.201.111^{🇺🇸 Amazon52.10.0.0/15 EC2 PDX Prefix}
			PTR	`fwd2.porkbun.com`
TXT	`v=spf1 include:_spf.porkbun.com ~all`
SOA	`curitiba.ns.porkbun.com`dns@cloudflare.com serial=2384040982

`school`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.school` ⭐
	NS	`v0n1.nic.school`
	NS	`v0n2.nic.school`
	NS	`v0n3.nic.school`
	NS	`v2n0.nic.school`
	NS	`v2n1.nic.school`
	SOA	`v0n0.nic.school`hostmaster@donuts.email serial=1782524850

Same first word

sre.cn

sre.cl

sre.at

sre.co.th

sre.gmbh

sre.events

sre.com

sre.works

sre.company

sre.services

sre.ge

sre.nl

sre.com.mx

sre.gr

sre.gob.mx

sre.in

sre.info

sre.cash

sre.agency

sre.org

sre.life

sre.com.cn

sre.eu

sre.com.sa

sre.co.in

sre.coop

sre.com.tw

sre.com.sg

sre.ee

sre.ae

sre.google

sre.me

sre.solar

sre.dk

sre.xyz

sre.ro

sre.gob.hn

sre.bauhaus

sre.cz

sre.fr

sre.com.pk

sre.mx

sre.school

sre.co.jp

sre.co.kr

sre.ca

sre.hn

sre.sg

sre.ink

sre.pt

sre.id.au

sre.kr

sre.se

sre.us

sre.jp

sre.tv

sre.ch

sre.de

sre.toys

sre.com.br

sre.ru

sre.ai

sre.pl

sre.co.uk

sre.co

sre.net

sre.vg

sre.be

Similar names

res.cl

ser.bz

esr.kz

ser.ws

ser.com.br

ers.clinic

ers.net

ser.ltd

ser.az

ser.com.ar

res.com.mo

ser.uz

ers.ge

res.net.pl

ser.no

res.tv

res.com

ser.fr

ers.ru

res.cn

ers.cloud

ser.su

ser.ca

esr.net

ers.my

ers.ms

res.today

rse.gr

rse.systems

ers.gr

rse.dk

ser.at

esr.ee

res.solar

rse.co.za

esr.lt

res.run

res.gr

res.la

esr.it

res.us

res.cat

ser.ee

esr.com.cn

res.ua

res.wiki

rse.pe

ers.com

ers.ca

ser.pr

esr.name

esr.cri.nz

res.is

esr.co

ers.it

esr.at

res.et

ers.pl

res.se

ers.solar

ers.cn

res.co.za

res.com.pl

res.in

res.cz

ers.ph

ers.k12.wy.us

ser.us

res.blue

rse.pl

esr.ae

rse.me

res.new

ser.mn

esr.cc

ers.lu

esr.se

ers.com.ee

ers.org

ers.co.uk

res.ae

esr.co.jp

res.co.sz

res.com.sg

ser.dk

DNS History

29 records (8 active, 21 former)

●NScuritiba.ns.porkbun.com2026-06-12 → 2026-06-27 · 3 obs

○ 2021-07-11 19:50:02
● 2026-06-12 11:15:38
● 2026-06-27 02:09:10

●NSfortaleza.ns.porkbun.com2026-06-12 → 2026-06-27 · 3 obs

○ 2021-07-11 19:50:02
● 2026-06-12 11:15:38
● 2026-06-27 02:09:10

●NSmaceio.ns.porkbun.com2026-06-12 → 2026-06-27 · 3 obs

○ 2021-07-11 19:50:02
● 2026-06-12 11:15:38
● 2026-06-27 02:09:10

○NSns-cloud-a1.googledomains.com2016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○NSns-cloud-a2.googledomains.com2016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○NSns-cloud-a3.googledomains.com2016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○NSns-cloud-a4.googledomains.com2016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○NSns-cloud-e1.googledomains.com2021-07-11 → 2021-07-11 · 4 obs

○ 2017-05-11 14:56:38
● 2021-07-11 19:50:02
○ 2026-06-12 11:15:38
○ 2026-06-27 02:09:10

○NSns-cloud-e2.googledomains.com2021-07-11 → 2021-07-11 · 4 obs

○ 2017-05-11 14:56:38
● 2021-07-11 19:50:02
○ 2026-06-12 11:15:38
○ 2026-06-27 02:09:10

○NSns-cloud-e3.googledomains.com2021-07-11 → 2021-07-11 · 4 obs

○ 2017-05-11 14:56:38
● 2021-07-11 19:50:02
○ 2026-06-12 11:15:38
○ 2026-06-27 02:09:10

○NSns-cloud-e4.googledomains.com2021-07-11 → 2021-07-11 · 4 obs

○ 2017-05-11 14:56:38
● 2021-07-11 19:50:02
○ 2026-06-12 11:15:38
○ 2026-06-27 02:09:10

●NSsalvador.ns.porkbun.com2026-06-12 → 2026-06-27 · 3 obs

○ 2021-07-11 19:50:02
● 2026-06-12 11:15:38
● 2026-06-27 02:09:10

○MXalt1.gmr-smtp-in.l.google.com2016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○MXalt2.gmr-smtp-in.l.google.com2016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○MXalt3.gmr-smtp-in.l.google.com2016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○MXalt4.gmr-smtp-in.l.google.com2016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

●MXfwd1.porkbun.com2026-06-12 → 2026-06-27 · 3 obs

○ 2021-07-11 19:50:02
● 2026-06-12 11:15:38
● 2026-06-27 02:09:10

●MXfwd2.porkbun.com2026-06-12 → 2026-06-27 · 3 obs

○ 2021-07-11 19:50:02
● 2026-06-12 11:15:38
● 2026-06-27 02:09:10

○MXgmr-smtp-in.l.google.com2016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○A2001:4860:4802:32::152016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○A2001:4860:4802:34::152016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○A2001:4860:4802:36::152016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○A2001:4860:4802:38::152016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○A216.239.32.212016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○A216.239.34.212016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○A216.239.36.212016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

○A216.239.38.212016-12-10 → 2017-05-11 · 4 obs

● 2016-12-10 22:41:10
● 2017-05-11 14:56:38
○ 2021-07-11 19:50:02
○ 2026-06-27 02:09:10

●A44.227.65.2452026-06-12 → 2026-06-27 · 3 obs

○ 2021-07-11 19:50:02
● 2026-06-12 11:15:38
● 2026-06-27 02:09:10

●A44.227.76.1662026-06-12 → 2026-06-27 · 3 obs

○ 2021-07-11 19:50:02
● 2026-06-12 11:15:38
● 2026-06-27 02:09:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
school	v0n2.nic.school, v2n0.nic.school, v0n0.nic.school, v2n1.nic.school...	-
sre.school	maceio.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com, salvador.ns.porkbun.com	-

✅ Authoritative Response

Server:173.245.58.37

NS records: maceio.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com, salvador.ns.porkbun.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sre.school (unsigned zone)

⏱️ Timing

Total: 2693ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`44.227.76.166, 44.227.65.245`
NS	4	`curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com...`
MX	2	`fwd1.porkbun.com (pri: 10), fwd2.porkbun.com (pri: 20)`
TXT	1	`v=spf1 include:_spf.porkbun.com ~all`
SOA	1	`curitiba.ns.porkbun.com dns.cloudflare.c`

Analysis

IP Addresses

sre.school has two IP addresses: 44.227.65.245 and 44.227.76.166

Additional host names — goood.my, soil.land, camlov.cam and two others — share IP numbers with sre.school.

Name Servers

sre.school has four authoritative name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.

There is at least partial name server overlap between sre.school and other domains — cinemadude.com, neuraledger.app, airejects.com and two more among them.

All four hostnames — curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com — resolve to two IP numbers apiece: curitiba.ns.porkbun.com to 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com to 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com to 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com to 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.

Mail Servers

sre.school has two mail servers: fwd1.porkbun.com and fwd2.porkbun.com.

sre.school shares the same mail server setup as other domains, including desertranch.net, foes.app, piotrgalar.com and two others.

The mail servers of sre.school overlap at least partially with those of other domains, including darta.run, boelusstatebank.com and konsier.com.

fwd1.porkbun.com → 44.226.226.6 and fwd2.porkbun.com → 52.10.201.111: one IP number per host name.

sre.school - robtex.com

sre.school

school

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`sre.school`

`school`