staffelearning.com - robtex.com

staffelearning.com

DNSSEC⚠️ Not signed
A23.21.214.32🇺🇸 Amazon23.20.0.0/15 EC2 IAD prefix
PTRec2-23-21-214-32.compute-1.amazonaws.com
A54.146.119.44🇺🇸 Amazon54.144.0.0/14 EC2 IAD NAT prefix
NSns-131.awsdns-16.com ⭐
A2600:9000:5300:8300::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-131.awsdns-16.com
A205.251.192.131🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-131.awsdns-16.com
NSns-1472.awsdns-56.org
A2600:9000:5305:c000::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1472.awsdns-56.org
A205.251.197.192🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1472.awsdns-56.org
NSns-1893.awsdns-44.co.uk
A2600:9000:5307:6500::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1893.awsdns-44.co.uk
A205.251.199.101🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1893.awsdns-44.co.uk
NSns-550.awsdns-04.net
A2600:9000:5302:2600::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-550.awsdns-04.net
A205.251.194.38🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-550.awsdns-04.net
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(20)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(20)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXaspmx2.googlemail.com(30)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.27🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f27.1e100.net
MXaspmx3.googlemail.com(30)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.27🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f27.1e100.net
TXTgoogle-site-verification=eNHQO7-GNHIkKWV8rizgenMnNPxxBjpbfeBID6U1CII
SOAns-131.awsdns-16.comawsdns-hostmaster@amazon.com serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Same first word

staffelearning.com

DNS History

15 records (11 active, 4 former)

20162017201820192020202120222023202420252026NSns-131.awsdns-16.comns-1472.awsdns-56.orgns-1893.awsdns-44.co.ukns-550.awsdns-04.netMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA23.21.214.3254.146.119.4435.153.13.15052.201.30.3754.236.186.7654.86.50.217
●NSns-131.awsdns-16.com2015-07-11 → 2026-03-01 · 2 obs
● 2015-07-11 11:16:40
● 2026-03-01 18:57:28
●NSns-1472.awsdns-56.org2015-07-11 → 2026-03-01 · 2 obs
● 2015-07-11 11:16:40
● 2026-03-01 18:57:28
●NSns-1893.awsdns-44.co.uk2015-07-11 → 2026-03-01 · 2 obs
● 2015-07-11 11:16:40
● 2026-03-01 18:57:28
●NSns-550.awsdns-04.net2015-07-11 → 2026-03-01 · 2 obs
● 2015-07-11 11:16:40
● 2026-03-01 18:57:28
●MXalt1.aspmx.l.google.com2015-07-11 → 2026-03-01 · 2 obs
● 2015-07-11 11:16:40
● 2026-03-01 18:57:28
●MXalt2.aspmx.l.google.com2015-07-11 → 2026-03-01 · 2 obs
● 2015-07-11 11:16:40
● 2026-03-01 18:57:28
●MXaspmx.l.google.com2015-07-11 → 2026-03-01 · 2 obs
● 2015-07-11 11:16:40
● 2026-03-01 18:57:28
●MXaspmx2.googlemail.com2015-07-11 → 2026-03-01 · 2 obs
● 2015-07-11 11:16:40
● 2026-03-01 18:57:28
●MXaspmx3.googlemail.com2015-07-11 → 2026-03-01 · 2 obs
● 2015-07-11 11:16:40
● 2026-03-01 18:57:28
●A23.21.214.322026-03-01 → 2026-03-01 · 3 obs
○ 2016-12-29 09:55:40
● 2026-03-01 05:53:48
● 2026-03-01 18:57:28
○A35.153.13.1502026-03-01 → 2026-03-01 · 2 obs
○ 2026-03-01 05:53:48
○ 2026-03-01 18:57:28
○A52.201.30.372026-03-01 → 2026-03-01 · 2 obs
○ 2026-03-01 05:53:48
○ 2026-03-01 18:57:28
●A54.146.119.442026-03-01 → 2026-03-01 · 3 obs
○ 2016-12-29 09:55:40
● 2026-03-01 05:53:48
● 2026-03-01 18:57:28
○A54.236.186.762015-07-11 → 2016-12-29 · 6 obs
● 2015-07-11 11:16:40
● 2016-11-18 14:44:54
○ 2016-11-28 21:26:32
● 2016-12-29 09:55:40
○ 2026-03-01 05:53:48
○ 2026-03-01 18:57:28
○A54.86.50.2172015-07-11 → 2016-11-28 · 6 obs
● 2015-07-11 11:16:40
● 2016-08-14 13:31:46
○ 2016-11-18 14:44:54
● 2016-11-28 21:26:32
○ 2016-12-29 09:55:40
○ 2026-03-01 18:57:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
staffelearning.comns-131.awsdns-16.com, ns-550.awsdns-04.net, ns-1893.awsdns-44.co.uk, ns-1472.awsdns-56.org1 record

✅ Authoritative Response

Server: 205.251.199.101

NS records: ns-131.awsdns-16.com, ns-550.awsdns-04.net, ns-1893.awsdns-44.co.uk, ns-1472.awsdns-56.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for staffelearning.com (unsigned zone)

⏱️ Timing

Total: 455ms | Queries: -

📄 Records

TypeCountSample Data
A254.146.119.44, 23.21.214.32
NS4ns-131.awsdns-16.com, ns-1472.awsdns-56.org...
MX5aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...
TXT1google-site-verification=eNHQO7-GNHIkKWV
SOA1ns-131.awsdns-16.com awsdns-hostmaster.a

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-131.awsdns-16.com)

Analysis

IP Addresses

staffelearning.com points to two IP numbers: 23.21.214.32 and 54.146.119.44.

Other host names such as dc1-to109.sdc.znanja.com, dc1-to129.sdc.znanja.com, dc1-to76.sdc.znanja.com, dc1-to138.sdc.znanja.com and znanja-1539458922.us-east-1.elb.amazonaws.com share IPs with staffelearning.com.

Name Servers

staffelearning.com is delegated to four name servers: ns-131.awsdns-16.com, ns-550.awsdns-04.net, ns-1472.awsdns-56.org and ns-1893.awsdns-44.co.uk.

staffelearning.com at least partially shares name servers with other domains, for example gexsearch.com, m-pathy.com, howarthpark.org, arc-portal.com and iii-planning.com.

Host names with two IP numbers:

ns-131.awsdns-16.com points to: 2600:9000:5300:8300::1 and 205.251.192.131

ns-550.awsdns-04.net points to: 2600:9000:5302:2600::1 and 205.251.194.38

ns-1472.awsdns-56.org points to: 2600:9000:5305:c000::1 and 205.251.197.192

ns-1893.awsdns-44.co.uk points to: 2600:9000:5307:6500::1 and 205.251.199.101

Mail Servers

staffelearning.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.

staffelearning.com shares at least partially some mail servers with other domains, for instance devinetm.com, ns500754.ns500731.ns500671.ns500671.ns500704.ns500688.ns500704.ns500704.ns500705.ns500671.ns500291.ns500291.ns500291.ns500131.lustychickser.com, ns500699.ns500693.ns500699.ns500693.ns500588.ns500588.ns500693.ns500588.ns500588.ns500612.ns500588.ns500110.dtrkdll.com, ns500698.ns500698.ns500758.ns500758.ns500758.ns500698.ns500736.ns500698.ns500576.ns500708.ns500708.ns500576.ns500576.ns500576.ns500619.ns500619.trackreceptor.com and ns500731.ns500731.ns500754.ns500731.ns500754.ns500754.ns500704.ns500688.ns500705.ns500649.ns500666.ns500653.ns500153.tenderladiesbz.com.

these mail servers are often used together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IPs

The host name aspmx2.googlemail.com points to 2607:f8b0:4003:c30::1b and 74.125.27.27.

The host name aspmx3.googlemail.com points to 2607:f8b0:4001:c70::1a and 192.178.209.27.

The host name aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

The host name alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.

The host name alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.

Host names pointing to 2607:f8b0:4003:c30::1b are aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names pointing to 2607:f8b0:4001:c70::1a are aspmx3.googlemail.com and alt2.aspmx.l.google.com.

Common IPs: 2607:f8b0:4003:c30::1b used by aspmx2.googlemail.com and alt1.aspmx.l.google.com; 2607:f8b0:4001:c70::1a used by aspmx3.googlemail.com and alt2.aspmx.l.google.com.