mobile-knowledge.com - dns.ninja

`mobile-knowledge.com`

DNSSEC	⚠️ Not signed
A	34.234.208.81^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
		PTR	`ec2-34-234-208-81.compute-1.amazonaws.com`
NS	`ns-877.awsdns-45.net` ⭐
		A	2600:9000:5303:6d00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-877.awsdns-45.net`
		A	205.251.195.109^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-877.awsdns-45.net`
NS	`ns-1093.awsdns-08.org`
		A	2600:9000:5304:4500::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1093.awsdns-08.org`
		A	205.251.196.69^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1093.awsdns-08.org`
NS	`ns-1691.awsdns-19.co.uk`
		A	2600:9000:5306:9b00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1691.awsdns-19.co.uk`
		A	205.251.198.155^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1691.awsdns-19.co.uk`
NS	`ns-276.awsdns-34.com`
		A	2600:9000:5301:1400::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-276.awsdns-34.com`
		A	205.251.193.20^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-276.awsdns-34.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		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`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`google-site-verification=0bm3TGVWol3bZYAUNEIAZn0tt3RpwJQN1alStbKUEgQ`
TXT	`twilio-domain-verification=dc0dc0a671c26d54ffe669b5ed00c361`
SOA	`ns-877.awsdns-45.net`awsdns-hostmaster@amazon.com serial=1

`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.net`nstld@verisign-grs.com serial=1786583589

WOT: UNKNOWN (63/100)

Subdomains

otau.mobile-knowledge.com

fw.mobile-knowledge.com

ns1.mobile-knowledge.com

Same first word

mobile-knowledge.com

DNS History

21 records (10 active, 11 former)

●NSns-1093.awsdns-08.org2026-02-15 → 2026-08-13 · 3 obs

○ 2017-04-20 16:44:00
● 2026-02-15 18:02:36
● 2026-08-13 01:21:56

○NSns-1102.awsdns-09.org2017-04-20 → 2017-04-20 · 4 obs

○ 2016-11-08 15:12:20
● 2017-04-20 16:44:00
○ 2026-02-15 18:02:36
○ 2026-08-13 01:21:56

●NSns-1691.awsdns-19.co.uk2026-02-15 → 2026-08-13 · 3 obs

○ 2017-04-20 16:44:00
● 2026-02-15 18:02:36
● 2026-08-13 01:21:56

○NSns-2043.awsdns-63.co.uk2017-04-20 → 2017-04-20 · 4 obs

○ 2016-11-08 15:12:20
● 2017-04-20 16:44:00
○ 2026-02-15 18:02:36
○ 2026-08-13 01:21:56

●NSns-276.awsdns-34.com2026-02-15 → 2026-08-13 · 3 obs

○ 2017-04-20 16:44:00
● 2026-02-15 18:02:36
● 2026-08-13 01:21:56

○NSns-423.awsdns-52.com2017-04-20 → 2017-04-20 · 4 obs

○ 2016-11-08 15:12:20
● 2017-04-20 16:44:00
○ 2026-02-15 18:02:36
○ 2026-08-13 01:21:56

○NSns-595.awsdns-10.net2017-04-20 → 2017-04-20 · 4 obs

○ 2016-11-08 15:12:20
● 2017-04-20 16:44:00
○ 2026-02-15 18:02:36
○ 2026-08-13 01:21:56

●NSns-877.awsdns-45.net2026-02-15 → 2026-08-13 · 3 obs

○ 2017-04-20 16:44:00
● 2026-02-15 18:02:36
● 2026-08-13 01:21:56

○NSns45.worldnic.com2015-07-25 → 2016-11-08 · 4 obs

● 2015-07-25 17:16:28
● 2016-11-08 15:12:20
○ 2017-04-20 16:44:00
○ 2026-08-13 01:21:56

○NSns46.worldnic.com2015-07-25 → 2016-11-08 · 4 obs

● 2015-07-25 17:16:28
● 2016-11-08 15:12:20
○ 2017-04-20 16:44:00
○ 2026-08-13 01:21:56

●MXalt1.aspmx.l.google.com2015-07-25 → 2026-08-13 · 2 obs

● 2015-07-25 17:16:28
● 2026-08-13 01:21:56

●MXalt2.aspmx.l.google.com2015-07-25 → 2026-08-13 · 2 obs

● 2015-07-25 17:16:28
● 2026-08-13 01:21:56

○MXalt3.aspmx.l.google.com2015-07-25 → 2016-11-08 · 4 obs

● 2015-07-25 17:16:28
● 2016-11-08 15:12:20
○ 2017-04-20 16:44:00
○ 2026-08-13 01:21:56

○MXalt4.aspmx.l.google.com2015-07-25 → 2016-11-08 · 4 obs

● 2015-07-25 17:16:28
● 2016-11-08 15:12:20
○ 2017-04-20 16:44:00
○ 2026-08-13 01:21:56

●MXaspmx.l.google.com2015-07-25 → 2026-08-13 · 2 obs

● 2015-07-25 17:16:28
● 2026-08-13 01:21:56

●MXaspmx2.googlemail.com2017-04-20 → 2026-08-13 · 3 obs

○ 2016-11-08 15:12:20
● 2017-04-20 16:44:00
● 2026-08-13 01:21:56

●MXaspmx3.googlemail.com2017-04-20 → 2026-08-13 · 3 obs

○ 2016-11-08 15:12:20
● 2017-04-20 16:44:00
● 2026-08-13 01:21:56

○A192.185.41.432015-07-25 → 2017-04-20 · 7 obs

● 2015-07-25 17:16:28
○ 2015-11-25 22:37:10
○ 2016-04-20 05:27:58
● 2016-11-08 15:12:20
● 2017-04-20 16:44:00
○ 2026-02-15 18:02:36
○ 2026-08-13 01:21:56

○A192.230.66.192015-11-25 → 2016-04-20 · 5 obs

○ 2015-07-25 17:16:28
● 2015-11-25 22:37:10
● 2016-04-20 05:27:58
○ 2016-11-08 15:12:20
○ 2026-08-13 01:21:56

○A192.230.74.192015-11-25 → 2016-04-20 · 5 obs

○ 2015-07-25 17:16:28
● 2015-11-25 22:37:10
● 2016-04-20 05:27:58
○ 2016-11-08 15:12:20
○ 2026-08-13 01:21:56

●A34.234.208.812026-02-15 → 2026-08-13 · 3 obs

○ 2017-04-20 16:44:00
● 2026-02-15 18:02:36
● 2026-08-13 01:21:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net...	-
mobile-knowledge.com	ns-276.awsdns-34.com, ns-877.awsdns-45.net, ns-1691.awsdns-19.co.uk, ns-1093.awsdns-08.org	2 records

✅ Authoritative Response

Server:205.251.196.69

NS records: ns-276.awsdns-34.com, ns-877.awsdns-45.net, ns-1691.awsdns-19.co.uk, ns-1093.awsdns-08.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mobile-knowledge.com (unsigned zone)

⏱️ Timing

Total: 567ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`34.234.208.81`
NS	4	`ns-1093.awsdns-08.org, ns-1691.awsdns-19.co.uk...`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	2	`google-site-verification=0bm3TGVWol3bZYA, twilio-domain-verification=dc0dc0a671c26`
SOA	1	`ns-877.awsdns-45.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-276.awsdns-34.com, ns-276.awsdns-34.com)

Analysis

Hierarchy

otau.mobile-knowledge.com, fw.mobile-knowledge.com and ns1.mobile-knowledge.com are all subdomains of mobile-knowledge.com.

IP Addresses

mobile-knowledge.com resolves to just one IP address, 34.234.208.81.

Other host names share IP numbers with mobile-knowledge.com; ec2-34-234-208-81.compute-1.amazonaws.com is one such example.

Name Servers

The NS records for mobile-knowledge.com point to four name servers: ns-276.awsdns-34.com, ns-877.awsdns-45.net, ns-1093.awsdns-08.org and ns-1691.awsdns-19.co.uk.

The name servers of mobile-knowledge.com overlap at least partially with those of other domains — among them efemltest.io, dashon.net, d10jhd1s6rbwam.cloudfront.net and two more.

Each of the four hosts ns-276.awsdns-34.com, ns-877.awsdns-45.net, ns-1093.awsdns-08.org and ns-1691.awsdns-19.co.uk has two IP addresses. ns-276.awsdns-34.com points to 205.251.193.20 and 2600:9000:5301:1400::1. ns-877.awsdns-45.net points to 205.251.195.109 and 2600:9000:5303:6d00::1. ns-1093.awsdns-08.org points to 205.251.196.69 and 2600:9000:5304:4500::1. ns-1691.awsdns-19.co.uk points to 205.251.198.155 and 2600:9000:5306:9b00::1.

Mail Servers

Five mail servers handle mobile-knowledge.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

There is at least a partial MX overlap between mobile-knowledge.com and other domains, including ecolane.co.uk, arenalabs.co, ns500841.ns500794.ns500841.ns500795.ns500821.ns500795.ns500821.ns500821.ns500821.ns500795.ns500795.ns500795.ns500790.ns500795.lustypartnersfinder.com and two others.

These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

aspmx2.googlemail.com maps to two IP addresses — 192.178.234.26 and 2800:3f0:4003:c14::1a.

aspmx3.googlemail.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com maps to two IP addresses — 172.253.62.27 and 2607:f8b0:4004:c1f::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 192.178.234.27 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1b.

These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 2800:3f0:4003:c14::1a IP addresses.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 2a00:1450:400b:c02::1b IP addresses.