istacademy.com - robtex.com

istacademy.com

DNSSEC⚠️ Not signed
A210.224.185.77🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2467.sakura.ne.jp
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRns1.dns.ne.jp
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
PTRns2.dns.ne.jp
MXaspmx.l.google.com ⭐
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:3003::1a🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.26🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4003:c4a::1a🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f26.1e100.net
A142.251.96.26🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f26.1e100.net
MXistacademy.com(10)
A210.224.185.77🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2467.sakura.ne.jp
TXTv=spf1 a:www2467.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2026-03-06 #3

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=1774715302

MX for

istacademy.com

Same first word

istacademy.com

Similar names

itsacademy.com
itsacademy.vic.edu.au
isteadycam.com
isteadycam.pro
itsacademy.net
tisacademy.com
tsiacademy.com
itsacademy.nl

DNS History

11 records (10 active, 1 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comistacademy.comA210.224.185.7749.212.235.159
●NSmaster.dns.ne.jp2015-08-13 → 2026-03-28 · 2 obs
● 2015-08-13 23:14:50
● 2026-03-28 16:31:26
●NSns1.dns.ne.jp2015-08-13 → 2026-03-28 · 2 obs
● 2015-08-13 23:14:50
● 2026-03-28 16:31:26
●NSns2.dns.ne.jp2015-08-13 → 2026-03-28 · 2 obs
● 2015-08-13 23:14:50
● 2026-03-28 16:31:26
●MXalt1.aspmx.l.google.com2026-03-06 → 2026-03-28 · 3 obs
○ 2015-08-13 23:14:50
● 2026-03-06 06:17:46
● 2026-03-28 16:31:26
●MXalt2.aspmx.l.google.com2026-03-06 → 2026-03-28 · 3 obs
○ 2015-08-13 23:14:50
● 2026-03-06 06:17:46
● 2026-03-28 16:31:26
●MXalt3.aspmx.l.google.com2026-03-06 → 2026-03-28 · 3 obs
○ 2015-08-13 23:14:50
● 2026-03-06 06:17:46
● 2026-03-28 16:31:26
●MXalt4.aspmx.l.google.com2026-03-06 → 2026-03-28 · 3 obs
○ 2015-08-13 23:14:50
● 2026-03-06 06:17:46
● 2026-03-28 16:31:26
●MXaspmx.l.google.com2026-03-06 → 2026-03-28 · 3 obs
○ 2015-08-13 23:14:50
● 2026-03-06 06:17:46
● 2026-03-28 16:31:26
●MXistacademy.com2015-08-13 → 2026-03-28 · 2 obs
● 2015-08-13 23:14:50
● 2026-03-28 16:31:26
●A210.224.185.772026-02-24 → 2026-03-28 · 3 obs
○ 2018-08-29 00:23:42
● 2026-02-24 15:03:26
● 2026-03-28 16:31:26
○A49.212.235.1592015-08-13 → 2018-08-29 · 4 obs
● 2015-08-13 23:14:50
● 2018-08-29 00:23:42
○ 2026-02-24 15:03:26
○ 2026-03-28 16:31:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
istacademy.comns1.dns.ne.jp, ns2.dns.ne.jp-

✅ Authoritative Response

Server:133.167.21.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for istacademy.com (unsigned zone)

⏱️ Timing

Total: 960ms | Queries: -

📄 Records

TypeCountSample Data
A1210.224.185.77
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX6istacademy.com (pri: 10), alt1.aspmx.l.google.com (pri: 5)...
TXT1v=spf1 a:www2467.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Mail Server Role

istacademy.com serves as the mail server for istacademy.com.

Commonly, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com serve as mail server together with istacademy.com.

IP Addresses

istacademy.com points to IP number 210.224.185.77.

For instance, other host names ntakasei.sakura.ne.jp, ienoshome.sakura.ne.jp, yasuma-ganka.or.jp, shimakuru.jp and seal-printing.com share IP numbers with istacademy.com.

Name Servers

The delegation for istacademy.com is handled by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

istacademy.com shares name servers with other domains at least partially, for example life.oomland.com, r-dan.net, sbbt.jp, 99.106.59.in-addr.arpa and questcorporation.co.jp.

Host names with a single IP address: master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

istacademy.com is handled by six mail servers: istacademy.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

istacademy.com shares mail servers with other domains at least partially; for instance accelerationgroup.nl, ns500768.ns500759.ns500758.ns500698.ns500736.ns500735.ns500698.ns500708.ns500708.ns500708.ns500686.ns500619.ns500576.trackreceptor.com, ns500765.ns500693.ns500699.ns500699.ns500699.ns500734.ns500693.ns500734.ns500699.ns500728.ns500699.ns500588.ns500693.ns500699.ns500683.ns500632.ns500110.dtrkdll.com, ns500671.ns500754.ns500754.ns500731.ns500731.ns500705.ns500704.ns500649.ns500671.ns500678.ns500649.ns500666.ns500653.ns500153.tenderladiesbz.com and ns500765.ns500734.ns500699.ns500693.ns500699.ns500683.ns500588.ns500588.ns500588.ns500632.ns500632.ns500110.dtrkdll.com.

These mail servers are often used alongside aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Hosts with two IPs:

aspmx.l.google.com points to: 2a00:1450:4009:c0f::1a and 192.178.223.27.

alt1.aspmx.l.google.com points to: 2800:3f0:4003:c0f::1a and 108.177.123.26.

alt2.aspmx.l.google.com points to: 2a00:1450:400b:c02::1b and 172.253.116.27.

alt3.aspmx.l.google.com points to: 2607:f8b0:4023:3003::1a and 172.253.145.26.

alt4.aspmx.l.google.com points to: 2607:f8b0:4003:c4a::1a and 142.251.96.26.

Hosts with one IP:

istacademy.com points to: 210.224.185.77.