grettonschool.com - robtex.com
grettonschool.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1775161402 | ||||||
Subdomains
mail.grettonschool.com |
DNS History
16 records (8 active, 8 former)
○NScruz.ns.cloudflare.com2017-04-08 → 2017-04-08 · 4 obs
● 2017-04-08 10:58:02
○ 2019-05-29 04:56:32
○ 2026-04-02 20:25:16
○NSns.mainnameserver.com2015-08-09 → 2019-05-29 · 5 obs
● 2016-02-26 07:02:32
○ 2017-04-08 10:58:02
● 2019-05-29 04:56:32
○ 2026-04-02 20:25:16
○NSns2.mainnameserver.com2015-08-09 → 2019-05-29 · 5 obs
● 2016-02-26 07:02:32
○ 2017-04-08 10:58:02
● 2019-05-29 04:56:32
○ 2026-04-02 20:25:16
●NSns29.domaincontrol.com2026-04-02 → 2026-04-02 · 2 obs
● 2026-04-02 20:25:16
●NSns30.domaincontrol.com2026-04-02 → 2026-04-02 · 2 obs
● 2026-04-02 20:25:16
○NStheo.ns.cloudflare.com2017-04-08 → 2017-04-08 · 4 obs
● 2017-04-08 10:58:02
○ 2019-05-29 04:56:32
○ 2026-04-02 20:25:16
●MXalt1.aspmx.l.google.com2015-08-09 → 2026-04-02 · 2 obs
● 2026-04-02 20:25:16
●MXalt2.aspmx.l.google.com2015-08-09 → 2026-04-02 · 2 obs
● 2026-04-02 20:25:16
●MXaspmx.l.google.com2015-08-09 → 2026-04-02 · 2 obs
● 2026-04-02 20:25:16
●MXaspmx2.googlemail.com2015-08-09 → 2026-04-02 · 2 obs
● 2026-04-02 20:25:16
●MXaspmx3.googlemail.com2015-08-09 → 2026-04-02 · 2 obs
● 2026-04-02 20:25:16
○MXaspmx4.googlemail.com2015-08-09 → 2017-04-08 · 4 obs
● 2017-04-08 10:58:02
○ 2019-05-29 04:56:32
○ 2026-04-02 20:25:16
○MXaspmx5.googlemail.com2015-08-09 → 2017-04-08 · 4 obs
● 2017-04-08 10:58:02
○ 2019-05-29 04:56:32
○ 2026-04-02 20:25:16
○A176.32.230.112015-08-09 → 2016-02-26 · 4 obs
● 2016-02-26 07:02:32
○ 2017-04-08 10:58:02
○ 2026-04-02 20:25:16
●A185.230.63.1072026-04-02 → 2026-04-02 · 2 obs
● 2026-04-02 20:25:16
○A217.199.187.1972017-04-08 → 2019-05-29 · 4 obs
● 2017-04-08 10:58:02
● 2019-05-29 04:56:32
○ 2026-04-02 20:25:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| grettonschool.com | ns29.domaincontrol.com, ns30.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.72.15
NS records: ns29.domaincontrol.com, ns30.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for grettonschool.com (unsigned zone)
⏱️ Timing
Total: 73ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.230.63.107 |
| NS | 2 | ns29.domaincontrol.com, ns30.domaincontrol.com |
| MX | 5 | aspmx2.googlemail.com (pri: 10), aspmx3.googlemail.com (pri: 10)... |
| TXT | 6 | apple-domain-verification=p9Uw3eSO04BxpS, google-site-verification=0PIF768cBlCSpQb... |
| SOA | 1 | ns29.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns29.domaincontrol.com, ns29.domaincontrol.com, ns30.domaincontrol.com...)
Analysis
Hierarchy
grettonschool.com is the parent of mail.grettonschool.com.
IP Addresses
grettonschool.com resolves to one IP number: 185.230.63.107.
other host names including ecodumas.lv, feldeins.ch, cmca-gca.com, almacen.tv and bk-plan.de share IP numbers with grettonschool.com.
Name Servers
grettonschool.com is delegated to two name servers ns29.domaincontrol.com and ns30.domaincontrol.com.
grettonschool.com shares the same name server setup as other domains, for instance slazas.com, dvoenterprises.com, titlepawnstoday.com, meticore.com and rayatbahrauniversity.edu.in.
Host names with two IP numbers:
The host name ns29.domaincontrol.com points to 2603:5:2181::f and 97.74.104.15; the host name ns30.domaincontrol.com points to 2603:5:2281::f and 173.201.72.15.
Mail Servers
grettonschool.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
grettonschool.com shares some mail servers with other domains, at least partially, for instance ns500742.ns500754.ns500671.ns500671.ns500754.ns500754.ns500742.ns500705.ns500688.ns500705.ns500671.ns500671.ns500688.ns500291.ns500153.tenderladiesbz.com, ns500754.ns500671.ns500754.ns500742.ns500731.ns500704.ns500671.ns500731.ns500688.ns500704.ns500671.ns500688.ns500649.ns500131.lustychickser.com, ns500671.ns500742.ns500704.ns500671.ns500688.ns500705.ns500649.ns500649.lustychickser.com, ns500765.ns500699.ns500693.ns500734.ns500693.ns500693.ns500699.ns500693.ns500588.ns500683.ns500632.ns500632.ns500588.ns500588.ns500588.dtrkdll.com and ns500742.ns500754.ns500731.ns500742.ns500731.ns500688.ns500705.ns500704.ns500688.ns500291.ns500291.ns500291.ns500131.lustychickser.com.
these mail servers are often used with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx2.googlemail.com points to 2800:3f0:4003:c0f::1a and 108.177.123.26.
aspmx3.googlemail.com points to 2a00:1450:4013:c1e::1b and 192.178.213.27.
aspmx.l.google.com points to 2607:f8b0:4023:c06::1a and 142.250.101.26.
alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.27.
alt2.aspmx.l.google.com points to 2a00:1450:4013:c1e::1b and 192.178.213.26.
Host names that point to 2a00:1450:4013:c1e::1b: aspmx3.googlemail.com and alt2.aspmx.l.google.com.