sestutor.com - dns.ninja

sestutor.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:10c4πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3034::ac43:d794πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.16.196Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.215.148πŸ‡ΊπŸ‡Έ Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSburt.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b4fπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRburt.ns.cloudflare.com
A2803:f800:50::6ca2:c14fπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRburt.ns.cloudflare.com
A2a06:98c1:50::ac40:214fπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRburt.ns.cloudflare.com
A108.162.193.79πŸ‡ΊπŸ‡Έ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRburt.ns.cloudflare.com
A172.64.33.79πŸ‡ΊπŸ‡Έ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRburt.ns.cloudflare.com
A173.245.59.79πŸ‡ΊπŸ‡Έ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRburt.ns.cloudflare.com
NScandy.ns.cloudflare.com
A2606:4700:50::adf5:3a4fπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcandy.ns.cloudflare.com
A2803:f800:50::6ca2:c04fπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcandy.ns.cloudflare.com
A2a06:98c1:50::ac40:204fπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRcandy.ns.cloudflare.com
A108.162.192.79πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcandy.ns.cloudflare.com
A172.64.32.79πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcandy.ns.cloudflare.com
A173.245.58.79πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcandy.ns.cloudflare.com
MXmx1c40.carrierzone.com ⭐
A64.29.151.236πŸ‡¨πŸ‡¦ INFB64.29.144.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada
PTRmx1c40.carrierzone.com
MXmx2c40.carrierzone.com(100)
A64.29.151.237πŸ‡¨πŸ‡¦ INFB64.29.144.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada
PTRmx2c40.carrierzone.com
MXmx3c40.carrierzone.com(110)
A64.29.151.238πŸ‡¨πŸ‡¦ INFB64.29.144.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada
PTRmx3c40.carrierzone.com
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.16.196, 172.67.215.148
IPv6 hints2606:4700:3030::6815:10c4, 2606:4700:3034::ac43:d794
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=213, name=cloudflare-ech.com
SOAburt.ns.cloudflare.comdns@cloudflare.com serial=2407855960

com

Same first word

Similar names

DNS History

18 records (9 active, 9 former)

20162017201820192020202120222023202420252026NSburt.ns.cloudflare.comcandy.ns.cloudflare.comns1.aplus.netns2.aplus.netMXmx1c40.carrierzone.commx2c40.carrierzone.commx3c40.carrierzone.comA104.21.16.196172.67.215.1482606:4700:3030::6815:10c42606:4700:3034::ac43:d794188.114.96.0188.114.97.02606:4700:3035::ac43:d7942606:4700:3037::6815:10c42a06:98c1:3120::2a06:98c1:3121::64.29.151.221
●NSburt.ns.cloudflare.com2026-03-29 β†’ 2026-07-24 Β· 3 obs
β—‹ 2017-06-18 13:43:00
● 2026-03-29 23:16:08
● 2026-07-24 17:55:20
●NScandy.ns.cloudflare.com2026-03-29 β†’ 2026-07-24 Β· 3 obs
β—‹ 2017-06-18 13:43:00
● 2026-03-29 23:16:08
● 2026-07-24 17:55:20
β—‹NSns1.aplus.net2015-07-18 β†’ 2017-06-18 Β· 4 obs
● 2015-07-18 09:11:42
● 2017-06-18 13:43:00
β—‹ 2026-03-29 23:16:08
β—‹ 2026-07-24 17:55:20
β—‹NSns2.aplus.net2015-07-18 β†’ 2017-06-18 Β· 4 obs
● 2015-07-18 09:11:42
● 2017-06-18 13:43:00
β—‹ 2026-03-29 23:16:08
β—‹ 2026-07-24 17:55:20
●MXmx1c40.carrierzone.com2015-07-18 β†’ 2026-07-24 Β· 2 obs
● 2015-07-18 09:11:42
● 2026-07-24 17:55:20
●MXmx2c40.carrierzone.com2015-07-18 β†’ 2026-07-24 Β· 2 obs
● 2015-07-18 09:11:42
● 2026-07-24 17:55:20
●MXmx3c40.carrierzone.com2015-07-18 β†’ 2026-07-24 Β· 2 obs
● 2015-07-18 09:11:42
● 2026-07-24 17:55:20
●A104.21.16.1962026-03-29 β†’ 2026-07-24 Β· 9 obs
β—‹ 2017-06-18 13:43:00
● 2026-03-29 23:16:08
β—‹ 2026-04-03 15:58:06
β—‹ 2026-04-20 08:01:58
● 2026-04-24 16:40:24
● 2026-05-10 05:03:34
β—‹ 2026-05-16 20:08:14
● 2026-05-23 10:09:58
● 2026-07-24 17:55:20
●A172.67.215.1482026-03-29 β†’ 2026-07-24 Β· 9 obs
β—‹ 2017-06-18 13:43:00
● 2026-03-29 23:16:08
β—‹ 2026-04-03 15:58:06
β—‹ 2026-04-20 08:01:58
● 2026-04-24 16:40:24
● 2026-05-10 05:03:34
β—‹ 2026-05-16 20:08:14
● 2026-05-23 10:09:58
● 2026-07-24 17:55:20
β—‹A188.114.96.02026-04-03 β†’ 2026-05-16 Β· 8 obs
β—‹ 2026-03-29 23:16:08
● 2026-04-03 15:58:06
● 2026-04-20 08:01:58
β—‹ 2026-04-24 16:40:24
β—‹ 2026-05-10 05:03:34
● 2026-05-16 20:08:14
β—‹ 2026-05-23 10:09:58
β—‹ 2026-07-24 17:55:20
β—‹A188.114.97.02026-04-03 β†’ 2026-05-16 Β· 8 obs
β—‹ 2026-03-29 23:16:08
● 2026-04-03 15:58:06
● 2026-04-20 08:01:58
β—‹ 2026-04-24 16:40:24
β—‹ 2026-05-10 05:03:34
● 2026-05-16 20:08:14
β—‹ 2026-05-23 10:09:58
β—‹ 2026-07-24 17:55:20
●A2606:4700:3030::6815:10c42026-07-14 β†’ 2026-07-24 Β· 3 obs
β—‹ 2026-05-23 10:09:58
● 2026-07-14 21:34:38
● 2026-07-24 17:55:20
●A2606:4700:3034::ac43:d7942026-07-14 β†’ 2026-07-24 Β· 3 obs
β—‹ 2026-05-23 10:09:58
● 2026-07-14 21:34:38
● 2026-07-24 17:55:20
β—‹A2606:4700:3035::ac43:d7942026-03-29 β†’ 2026-05-23 Β· 10 obs
β—‹ 2017-06-18 13:43:00
● 2026-03-29 23:16:08
β—‹ 2026-04-03 15:58:06
β—‹ 2026-04-20 08:01:58
● 2026-04-24 16:40:24
● 2026-05-10 05:03:34
β—‹ 2026-05-16 20:08:14
● 2026-05-23 10:09:58
β—‹ 2026-07-14 21:34:38
β—‹ 2026-07-24 17:55:20
β—‹A2606:4700:3037::6815:10c42026-03-29 β†’ 2026-05-23 Β· 10 obs
β—‹ 2017-06-18 13:43:00
● 2026-03-29 23:16:08
β—‹ 2026-04-03 15:58:06
β—‹ 2026-04-20 08:01:58
● 2026-04-24 16:40:24
● 2026-05-10 05:03:34
β—‹ 2026-05-16 20:08:14
● 2026-05-23 10:09:58
β—‹ 2026-07-14 21:34:38
β—‹ 2026-07-24 17:55:20
β—‹A2a06:98c1:3120::2026-04-03 β†’ 2026-05-16 Β· 8 obs
β—‹ 2026-03-29 23:16:08
● 2026-04-03 15:58:06
● 2026-04-20 08:01:58
β—‹ 2026-04-24 16:40:24
β—‹ 2026-05-10 05:03:34
● 2026-05-16 20:08:14
β—‹ 2026-05-23 10:09:58
β—‹ 2026-07-24 17:55:20
β—‹A2a06:98c1:3121::2026-04-03 β†’ 2026-05-16 Β· 8 obs
β—‹ 2026-03-29 23:16:08
● 2026-04-03 15:58:06
● 2026-04-20 08:01:58
β—‹ 2026-04-24 16:40:24
β—‹ 2026-05-10 05:03:34
● 2026-05-16 20:08:14
β—‹ 2026-05-23 10:09:58
β—‹ 2026-07-24 17:55:20
β—‹A64.29.151.2212015-07-18 β†’ 2017-06-18 Β· 4 obs
● 2015-07-18 09:11:42
● 2017-06-18 13:43:00
β—‹ 2026-03-29 23:16:08
β—‹ 2026-07-24 17:55:20

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
sestutor.comcandy.ns.cloudflare.com, burt.ns.cloudflare.com12 records

βœ… Authoritative Response

Server:108.162.193.79

NS records: candy.ns.cloudflare.com, burt.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sestutor.com (unsigned zone)

⏱️ Timing

Total: 145ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2104.21.16.196, 172.67.215.148
AAAA22606:4700:3034::ac43:d794, 2606:4700:3030::6815:10c4
NS2burt.ns.cloudflare.com, candy.ns.cloudflare.com
MX3mx1c40.carrierzone.com (pri: 10), mx2c40.carrierzone.com (pri: 100)...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1burt.ns.cloudflare.com dns.cloudflare.co

πŸ“Œ Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sestutor.com resolves to four IP addresses: 104.21.16.196, 172.67.215.148, 2606:4700:3030::6815:10c4 and 2606:4700:3034::ac43:d794.

copyland.si, acnsf.org.br, trendcarpet.it and two other host names share IP numbers with sestutor.com.

Name Servers

Two name servers handle the delegation for sestutor.com: burt.ns.cloudflare.com and candy.ns.cloudflare.com.

sestutor.com uses the same name servers as several other domains β€” among them claudiolabarbera.com, web3developer.io, bsolar.cl and two more.

sestutor.com has at least partial name server overlap with other domains, such as s1link.org, azimuth.energy, 3e-network.com.br and two others.

It is common to find these name servers paired with the name servers henry.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

burt.ns.cloudflare.com resolves to 108.162.193.79, 172.64.33.79 and 173.245.59.79 among others, with 3 other IP addresses in total.

candy.ns.cloudflare.com resolves to 108.162.192.79, 172.64.32.79 and 173.245.58.79 among others, with 3 other IP addresses in total.

Mail Servers

sestutor.com has three mail servers: mx1c40.carrierzone.com, mx2c40.carrierzone.com and mx3c40.carrierzone.com.

sestutor.com has at least partial mail server overlap with other domains such as tmsnh.com, mikewinstanley.com, 923thundercountry.net and two more.

This set of mail servers commonly appears together with the mail servers mx4c40.carrierzone.com.

mx1c40.carrierzone.com points to 64.29.151.236; mx2c40.carrierzone.com points to 64.29.151.237; mx3c40.carrierzone.com points to 64.29.151.238 β€” each hostname maps to exactly one IP address.