da.school - robtex.com
da.school
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.65.148.19🇷🇺 HLL-AS185.65.148.0/23 HLL | ||||||
| NS | ns3.getcourse.ru ⭐ | ||||||
| A | 31.41.155.39🇷🇺 SELECTEL31.41.154.0/23 Selectel Route Object | ||||||
| NS | ns1.gcloudns.com ⚠️ Not in zone NS records | ||||||
| A | 188.166.89.77🇳🇱 DIGITALOCEAN188.166.64.0/18 DigitalOcean | ||||||
| PTR | ns04.ams3.do | ||||||
| NS | ns1.getcourse.ru | ||||||
| A | 95.213.207.67🇷🇺 SELECTEL95.213.207.0/24 -NET | ||||||
| NS | ns2.gcloudns.com | ||||||
| A | 77.105.172.20🇷🇺 SELECTEL-MSK77.105.172.0/23 Selectel Route Object | ||||||
| NS | ns2.getcourse.ru ⚠️ Not in zone NS records | ||||||
| A | 77.105.172.20🇷🇺 SELECTEL-MSK77.105.172.0/23 Selectel Route Object | ||||||
| NS | ns3.gcloudns.com ⚠️ Not in zone NS records | ||||||
| A | 31.41.155.39🇷🇺 SELECTEL31.41.154.0/23 Selectel Route Object | ||||||
| MX | mx.getcourse.ru ⭐ | ||||||
| A | 212.41.14.129🇷🇺 SELECTEL212.41.14.0/23 Selectel Route Object | ||||||
| TXT | facebook-domain-verification=peq3wtcjtw3d0khog4iojet21cwndq | ||||||
| TXT | v=spf1 mx a include:298666db9943296a98234469448fbe4a.gca.to ~all | ||||||
| TXT | _globalsign-domain-verification=-4Jd0GQIoIm69NJBMFc-ewHA_cYa_38ImYSMyzub5L | ||||||
| SOA | ns3.getcourse.ruhostmaster@da.school serial=2 | ||||||
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.schoolhostmaster@donuts.email serial=1778310386 | ||||||
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.gcloudns.com2026-02-16 → 2026-05-09 · 2 obs
● 2026-05-09 07:35:22
●NSns1.getcourse.ru2026-02-16 → 2026-05-09 · 2 obs
● 2026-05-09 07:35:22
●NSns2.gcloudns.com2026-02-16 → 2026-05-09 · 2 obs
● 2026-05-09 07:35:22
●NSns2.getcourse.ru2026-02-16 → 2026-05-09 · 2 obs
● 2026-05-09 07:35:22
●NSns3.gcloudns.com2026-02-16 → 2026-05-09 · 2 obs
● 2026-05-09 07:35:22
●NSns3.getcourse.ru2026-02-16 → 2026-05-09 · 2 obs
● 2026-05-09 07:35:22
●MXmx.getcourse.ru2026-02-16 → 2026-05-09 · 2 obs
● 2026-05-09 07:35:22
●A185.65.148.192026-02-16 → 2026-05-09 · 2 obs
● 2026-05-09 07:35:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| school | v0n0.nic.school, v0n1.nic.school, v0n2.nic.school, v0n3.nic.school... | 12 records |
| da.school | ns1.gcloudns.com, ns2.gcloudns.com, ns3.gcloudns.com, ns3.getcourse.ru... | - |
✅ Authoritative Response
Server:95.213.207.67
NS records: ns1.gcloudns.com, ns2.gcloudns.com, ns3.gcloudns.com, ns3.getcourse.ru, ns1.getcourse.ru, ns2.getcourse.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for da.school (unsigned zone)
⏱️ Timing
Total: 857ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.65.148.19 |
| NS | 3 | ns1.getcourse.ru, ns3.getcourse.ru... |
| MX | 1 | mx.getcourse.ru (pri: 10) |
| TXT | 3 | facebook-domain-verification=peq3wtcjtw3, v=spf1 mx a include:298666db9943296a9823... |
| SOA | 1 | ns1.getcourse.ru hostmaster.da.school |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v2n1.nic.school, v2n0.nic.school, v0n3.nic.school...)
Analysis
IP Addresses
da.school points to a single IP: 185.65.148.19.
Other host names, for instance mail.6254.ru, savkina-ek.com, superabilityacademy.com, www.wildissimo.ru and taro-guru.ru share IP numbers with da.school.
Name Servers
da.school is delegated to six name servers: ns1.gcloudns.com, ns2.gcloudns.com, ns3.gcloudns.com, ns1.getcourse.ru, ns2.getcourse.ru and ns3.getcourse.ru.
da.school at least partially shares its name servers with other domains, for instance school.trendup.pro, mama-terapia.ru, ivtherapy-school.ru, academiankozhakov.ru and irazgovor.ru.
Host names with a single IP address:
The host name ns1.gcloudns.com points to 188.166.89.77.
The host name ns2.gcloudns.com points to 77.105.172.20.
The host name ns3.gcloudns.com points to 31.41.155.39.
The host name ns1.getcourse.ru points to 95.213.207.67.
The host name ns2.getcourse.ru points to 77.105.172.20.
The host name ns3.getcourse.ru points to 31.41.155.39.
Host names pointing to 77.105.172.20: ns2.gcloudns.com and ns2.getcourse.ru.
Host names pointing to 31.41.155.39: ns3.gcloudns.com and ns3.getcourse.ru.
Mail Servers
da.school is served by a single mail server, mx.getcourse.ru.
da.school uses the same mail server setup as other domains such as doterratraining.ru, titovaoksana.online, homedigitalschool.ru, liderbiz.ru and edu.docmaschool.ru.
da.school shares at least partially some mail servers with other domains, for example khs.ru, cosmoharmony.com, ibgproperty.com and elenaskokova.ru.
mx.getcourse.ru points to IP number 212.41.14.129.