yourbestgrade.com - robtex.com
yourbestgrade.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=1771291435 | ||||||
Up
www.yourbestgrade.com |
Same first word
yourbestgrade.com |
DNS History
27 records (13 active, 14 former)
○NSa.ns.zerigo.net2015-07-26 → 2016-05-10 · 3 obs
● 2016-05-10 06:18:10
○ 2026-02-28 03:37:02
○NSb.ns.zerigo.net2015-07-26 → 2016-05-10 · 3 obs
● 2016-05-10 06:18:10
○ 2026-02-28 03:37:02
○NSc.ns.zerigo.net2015-07-26 → 2016-05-10 · 3 obs
● 2016-05-10 06:18:10
○ 2026-02-28 03:37:02
○NSd.ns.zerigo.net2015-07-26 → 2016-05-10 · 3 obs
● 2016-05-10 06:18:10
○ 2026-02-28 03:37:02
○NSe.ns.zerigo.net2015-07-26 → 2016-05-10 · 3 obs
● 2016-05-10 06:18:10
○ 2026-02-28 03:37:02
○NSf.ns.zerigo.net2016-02-22 → 2016-05-10 · 4 obs
● 2016-02-22 20:21:50
● 2016-05-10 06:18:10
○ 2026-02-28 03:37:02
●NSns-1437.awsdns-51.org2026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
●NSns-1663.awsdns-15.co.uk2026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
●NSns-366.awsdns-45.com2026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
●NSns-955.awsdns-55.net2026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
●MXalt1.aspmx.l.google.com2015-07-26 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
●MXalt2.aspmx.l.google.com2015-07-26 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
●MXalt3.aspmx.l.google.com2016-02-22 → 2026-02-28 · 3 obs
● 2016-02-22 20:21:50
● 2026-02-28 03:37:02
●MXalt4.aspmx.l.google.com2016-02-22 → 2026-02-28 · 3 obs
● 2016-02-22 20:21:50
● 2026-02-28 03:37:02
●MXaspmx.l.google.com2015-07-26 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
●MXaspmx2.googlemail.com2015-07-26 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
○MXaspmx3.googlemail.com2015-07-26 → 2015-11-21 · 4 obs
● 2015-11-21 02:34:42
○ 2016-02-22 20:21:50
○ 2026-02-28 03:37:02
○MXaspmx4.googlemail.com2015-07-26 → 2015-11-21 · 4 obs
● 2015-11-21 02:34:42
○ 2016-02-22 20:21:50
○ 2026-02-28 03:37:02
○MXaspmx5.googlemail.com2015-07-26 → 2015-11-21 · 4 obs
● 2015-11-21 02:34:42
○ 2016-02-22 20:21:50
○ 2026-02-28 03:37:02
○A18.217.237.1372026-02-28 → 2026-02-28 · 1 obs
●A3.130.86.2352026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
○A3.146.153.1122026-02-28 → 2026-02-28 · 1 obs
○A3.146.237.822026-02-28 → 2026-02-28 · 1 obs
●A3.15.99.1982026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
●A3.151.171.1432026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 03:37:02
○A64.27.57.242015-07-26 → 2016-05-10 · 3 obs
● 2016-05-10 06:18:10
○ 2026-02-28 03:37:02
○A64.27.57.292015-07-26 → 2016-05-10 · 3 obs
● 2016-05-10 06:18:10
○ 2026-02-28 03:37:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net... | - |
| yourbestgrade.com | ns-366.awsdns-45.com, ns-955.awsdns-55.net, ns-1663.awsdns-15.co.uk, ns-1437.awsdns-51.org | 1 record |
✅ Authoritative Response
Server: 205.251.195.187
NS records: ns-366.awsdns-45.com, ns-955.awsdns-55.net, ns-1663.awsdns-15.co.uk, ns-1437.awsdns-51.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yourbestgrade.com (unsigned zone)
⏱️ Timing
Total: 597ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 3.130.86.235, 3.151.171.143... |
| NS | 4 | ns-1437.awsdns-51.org, ns-1663.awsdns-15.co.uk... |
| MX | 6 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | google-site-verification=OigYWiA8Ra0CVwZ, v=spf1 include:_spf.google.com include:s |
| SOA | 1 | ns-1663.awsdns-15.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-366.awsdns-45.com)
AI analysis
The parent of www.yourbestgrade.com is yourbestgrade.com.
yourbestgrade.com resolves to three IPs: 3.15.99.198, 3.130.86.235 and 3.151.171.143.
yourbestgrade.com's delegation is handled by four name servers: ns-366.awsdns-45.com, ns-955.awsdns-55.net, ns-1437.awsdns-51.org and ns-1663.awsdns-15.co.uk.
yourbestgrade.com partially shares name servers with other domains; examples include tabbdentistry.com, pigeonhole.net.au, infralinc.com, 117.51.66.in-addr.arpa and manmatters.in.
These name servers are commonly used with ns-1552.awsdns-02.co.uk, ns-261.awsdns-32.com and ns-1785.awsdns-31.co.uk.
Host names with two IPs:
ns-366.awsdns-45.com points to 2600:9000:5301:6e00::1 and 205.251.193.110
ns-955.awsdns-55.net points to 2600:9000:5303:bb00::1 and 205.251.195.187
ns-1437.awsdns-51.org points to 2600:9000:5305:9d00::1 and 205.251.197.157
ns-1663.awsdns-15.co.uk points to 2600:9000:5306:7f00::1 and 205.251.198.127
Six mail servers handle yourbestgrade.com: aspmx2.googlemail.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.
yourbestgrade.com shares some mail servers with other domains, at least partially, such as alvayero.com, li.cr, aplshop.com, aumbizuk.com and training4muscles.co.uk.
these mail servers are often used alongside aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx2.googlemail.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.27.
aspmx.l.google.com points to: 2607:f8b0:4004:c19::1b and 172.253.62.27.
alt1.aspmx.l.google.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.26.
alt2.aspmx.l.google.com points to: 2607:f8b0:4001:c70::1a and 192.178.209.26.
alt3.aspmx.l.google.com points to: 2607:f8b0:4024:c0d::1b and 192.178.152.26.
alt4.aspmx.l.google.com points to: 2607:f8b0:4023:403::1a and 142.250.96.27.
Host names pointing to 2607:f8b0:4003:c30::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com.