sciencelesson.in - robtex.com
sciencelesson.in
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a07:7800::219🇬🇧 TWENTYI2a07:7800::/48 | ||||||
| A | 185.151.30.219🇬🇧 TWENTYI185.151.30.0/24 | ||||||
| NS | ns1.serverbyt.in ⭐ | ||||||
| A | 35.197.225.59🇬🇧 Google35.197.224.0/20 | ||||||
| PTR | 59.225.197.35.bc.googleusercontent.com | ||||||
| NS | ns2.serverbyt.in | ||||||
| A | 146.148.28.88🇧🇪 Google146.148.16.0/20 | ||||||
| PTR | 88.28.148.146.bc.googleusercontent.com | ||||||
| NS | ns3.serverbyt.in | ||||||
| A | 35.198.79.191🇩🇪 Google35.198.64.0/20 | ||||||
| PTR | 191.79.198.35.bc.googleusercontent.com | ||||||
| NS | ns4.serverbyt.in | ||||||
| A | 104.196.137.209🇺🇸 Google104.196.128.0/20 | ||||||
| PTR | 209.137.196.104.bc.googleusercontent.com | ||||||
| MX | mx.stackmail.com ⭐ | ||||||
| A | 185.151.28.67🇬🇧 TWENTYI185.151.28.0/24 | ||||||
| PTR | mx.stackmail.com | ||||||
| TXT | v=spf1 include:spf.stackmail.com a mx -all | ||||||
| SOA | ns1.serverbyt.inhostmaster@stackdns.com serial=1723182431 | ||||||
in
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns.trs-dns.com ⭐ | ||||||
| NS | ns1.registry.in | ||||||
| NS | ns2.registry.in | ||||||
| NS | ns3.registry.in | ||||||
| NS | ns4.registry.in | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1785255058 | ||||||
Same first word
sciencelesson.in |
DNS History
7 records (7 active, 0 former)
●NSns1.serverbyt.in2026-03-10 → 2026-07-28 · 2 obs
● 2026-07-28 16:14:12
●NSns2.serverbyt.in2026-03-10 → 2026-07-28 · 2 obs
● 2026-07-28 16:14:12
●NSns3.serverbyt.in2026-03-10 → 2026-07-28 · 2 obs
● 2026-07-28 16:14:12
●NSns4.serverbyt.in2026-03-10 → 2026-07-28 · 2 obs
● 2026-07-28 16:14:12
●MXmx.stackmail.com2026-03-10 → 2026-07-28 · 2 obs
● 2026-07-28 16:14:12
●A185.151.30.2192026-03-10 → 2026-07-28 · 2 obs
● 2026-07-28 16:14:12
●A2a07:7800::2192026-03-10 → 2026-07-28 · 2 obs
● 2026-07-28 16:14:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| in | ns1.registry.in, ns3.registry.in, ns2.registry.in, ns4.registry.in | - |
| sciencelesson.in | ns4.serverbyt.in, ns3.serverbyt.in, ns1.serverbyt.in, ns2.serverbyt.in | - |
✅ Authoritative Response
Server:35.197.225.59
NS records: ns4.serverbyt.in, ns3.serverbyt.in, ns1.serverbyt.in, ns2.serverbyt.in
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sciencelesson.in (unsigned zone)
⏱️ Timing
Total: 828ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.151.30.219 |
| AAAA | 1 | 2a07:7800::219 |
| NS | 4 | ns4.serverbyt.in, ns1.serverbyt.in... |
| MX | 1 | mx.stackmail.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.stackmail.com a mx -a |
| SOA | 1 | ns1.serverbyt.in hostmaster.stackdns.com |
Analysis
IP Addresses
sciencelesson.in resolves to the IP addresses 185.151.30.219 and 2a07:7800::219
tiffus.co.uk, dwguk.com, kalamnisarkar.com and two other host names share IP numbers with sciencelesson.in.
Name Servers
The authoritative name servers for sciencelesson.in are ns1.serverbyt.in, ns2.serverbyt.in, ns3.serverbyt.in and ns4.serverbyt.in.
sciencelesson.in partially shares its NS delegation with several other domains, including visitsrilanka.online, maglite.co.in, divyamtech.com and two others.
The name servers ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and ns4.stackdns.com are often found in use alongside these name servers.
Each of the four hosts ns1.serverbyt.in, ns2.serverbyt.in, ns3.serverbyt.in and ns4.serverbyt.in points to a single IP address — ns1.serverbyt.in points to 35.197.225.59, ns2.serverbyt.in points to 146.148.28.88, ns3.serverbyt.in points to 35.198.79.191 and ns4.serverbyt.in points to 104.196.137.209.
Mail Servers
Mail for sciencelesson.in is handled by a single mail server, mx.stackmail.com.
sciencelesson.in uses an identical mail server configuration to several other domains — among them pgpkeckualabetara.org, penybont.co.uk, retinitispigmentosa.clinic and two more.
At least a portion of sciencelesson.in's mail servers are also used by other domains, for example dreamnw.com.
mx.stackmail.com points to one IP number — 185.151.28.67.