students.usd305.com - robtex.com
students.usd305.com
| DNSSEC | ⚠️ Not signed | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| A | 2607:f8b0:4004:c17::1b🇺🇸 Google2607:f8b0:4004::/48 | ||||||
| PTR | bl-in-f27.1e100.net | ||||||
| A | 142.251.16.27🇺🇸 Google142.251.16.0/24 | ||||||
| PTR | bl-in-f27.1e100.net | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| A | 2607:f8b0:4023:2801::1b🇺🇸 Google2607:f8b0::/32 | ||||||
| PTR | lcausi-in-f27.1e100.net | ||||||
| A | 192.178.128.26🇺🇸 Google192.178.128.0/24 | ||||||
| PTR | lcausi-in-f26.1e100.net | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| A | 2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48 | ||||||
| PTR | dj-in-f26.1e100.net | ||||||
| A | 172.253.116.27🇺🇸 Google172.253.116.0/24 | ||||||
| PTR | dj-in-f27.1e100.net | ||||||
| MX | aspmx2.googlemail.com(10) | ||||||
| A | 2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48 | ||||||
| A | 108.177.123.27🇺🇸 Google108.177.123.0/24 | ||||||
| PTR | lcscld-in-f27.1e100.net | ||||||
| MX | aspmx3.googlemail.com(10) | ||||||
| A | 2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48 | ||||||
| PTR | dj-in-f27.1e100.net | ||||||
| A | 172.253.116.26🇺🇸 Google172.253.116.0/24 | ||||||
| PTR | dj-in-f26.1e100.net | ||||||
| TXT | v=spf1 mx ip4:206.104.135.134/32 a:mail.usd305.com a:sophosgateway.usd305.com... | ||||||
| TXT | google-site-verification=hkcMBpu2Xn2aSuoUgfoC-AxtmLfYWO7DhPfugFx6jo4 | ||||||
usd305.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.usd305.com ⭐ | ||||||
| NS | auth1.dns.cogentco.com ⚠️ Not in parent delegation | ||||||
| NS | auth2.dns.cogentco.com ⚠️ Not in parent delegation | ||||||
| NS | ns2.usd305.com | ||||||
| MX | mail.usd305.com ⭐ | ||||||
| MX | mailrelay.usd305.com ⭐ | ||||||
| TXT | facebook-domain-verification=2wa240lvniina28xmryjpbsb1jqidg | ||||||
| TXT | apple-domain-verification=tUH7j67pMZYUIAGm | ||||||
| TXT | cisco-ci-domain-verification=1f71d5975a5020cf4991ca61c9c5e51012e71524e5ebdb2c... | ||||||
| TXT | v=spf1 mx ip4:38.121.102.7/32 a:mail.usd305.com a:sophosgateway.usd305.com in... | ||||||
| TXT | MS=D5D3A51F2183EFD1B8FC94B8B9626CCB47C0FA7C | ||||||
| TXT | BPL=5083178 | ||||||
| TXT | adobe-idp-site-verification=71f6abb40c9d08d2aa0e90c1e744d5c832b8f3e136ef30d1b... | ||||||
| TXT | duo_sso_verification=8MTu6LRNQ5duymo7tmxPivCnM8HYdC0xzbcdmXyXky3gqP5ThYsMPllu... | ||||||
| TXT | google-site-verification=vKoWgNNhUf4zALuCLrHyiqeEbcsNpJDS6xlsVx3tgL0 | ||||||
| SOA | ns1.usd305.compostmaster@usd305.com 2024-09-03 #7 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●MXalt1.aspmx.l.google.com2018-07-16 → 2026-04-12 · 2 obs
● 2026-04-12 17:19:00
●MXalt2.aspmx.l.google.com2018-07-16 → 2026-04-12 · 2 obs
● 2026-04-12 17:19:00
●MXaspmx.l.google.com2018-07-16 → 2026-04-12 · 2 obs
● 2026-04-12 17:19:00
●MXaspmx2.googlemail.com2018-07-16 → 2026-04-12 · 2 obs
● 2026-04-12 17:19:00
●MXaspmx3.googlemail.com2018-07-16 → 2026-04-12 · 2 obs
● 2026-04-12 17:19:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| usd305.com | ns1.usd305.com, ns2.usd305.com | 2 records |
✅ Authoritative Response
Server:38.121.102.174
NS records: ns1.usd305.com, ns2.usd305.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usd305.com (unsigned zone)
⏱️ Timing
Total: 231ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 5 | aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)... |
| TXT | 2 | google-site-verification=hkcMBpu2Xn2aSuo, v=spf1 mx ip4:206.104.135.134/32 a:mail. |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.usd305.com, ns2.usd305.com)
Analysis
Mail Servers
students.usd305.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.
students.usd305.com shares mail servers with other domains at least in part, for instance websitecafe.info, influence.digital, noordmolen-twickel.nl, ns500754.ns500742.ns500754.ns500731.ns500731.ns500731.ns500731.ns500688.ns500688.ns500649.ns500291.ns500291.lustychickser.com and ns500768.ns500759.ns500735.ns500698.ns500698.ns500698.ns500619.ns500619.ns500576.ns500619.ns500619.trackreceptor.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::1b and 108.177.123.27.
aspmx3.googlemail.com points to 2a00:1450:400b:c02::1b and 172.253.116.26.
aspmx.l.google.com points to 2607:f8b0:4004:c17::1b and 142.251.16.27.
alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26.
alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.27.