extern.com - dns.ninja

`extern.com`

DNSSEC	⚠️ Not signed
A	18.238.4.9^{🇺🇸 Amazon18.238.4.0/22}
		PTR	`server-18-238-4-9.phl51.r.cloudfront.net`
A	18.238.4.84^{🇺🇸 Amazon18.238.4.0/22}
A	18.238.4.94^{🇺🇸 Amazon18.238.4.0/22}
A	18.238.4.124^{🇺🇸 Amazon18.238.4.0/22}
NS	`ns-1787.awsdns-31.co.uk` ⭐
		A	2600:9000:5306:fb00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1787.awsdns-31.co.uk`
		A	205.251.198.251^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1787.awsdns-31.co.uk`
NS	`ns-1359.awsdns-41.org`
		A	2600:9000:5305:4f00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1359.awsdns-41.org`
		A	205.251.197.79^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1359.awsdns-41.org`
NS	`ns-246.awsdns-30.com`
		A	2600:9000:5300:f600::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-246.awsdns-30.com`
		A	205.251.192.246^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-246.awsdns-30.com`
NS	`ns-737.awsdns-28.net`
		A	2600:9000:5302:e100::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-737.awsdns-28.net`
		A	205.251.194.225^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-737.awsdns-28.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	192.179.18.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ry-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.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	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`3052698`
TXT	`MS=ms40457679`
TXT	`ZOOM_verify_2niXzYfxMJawyLdrCinIoi`
TXT	`google-site-verification=CU4D7kaQ6EJ7MP9FOGKZNe7MnHu5UCW-OpckBNQQRhI`
TXT	`google-site-verification=Q1kXQiHrMpricjfwQ2kAleaafIHFIaJFw4gEoLnwsDQ`
TXT	`mixpanel-domain-verify=60fd0eb0-7689-4e44-bc48-64a0975145ce`
TXT	`pinterest-site-verification=381deaa22d7e9fbc36baccd2357af582`
TXT	`slack-domain-verification=neWk7ZYQwafrgNYMWvCf0z04I75tdIiqf0Yb4Gne`
TXT	`twilio-domain-verification=d349f25f94aa6e6cad581c554438daf8`
TXT	`v=spf1 include:_spf.google.com include:mailgun.org include:mail.zendesk.com i...`
TXT	`zapier-domain-verification-challenge=003da5dc-f7ca-46fb-bb32-ea994345e100`
SOA	`ns-1787.awsdns-31.co.uk`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=1783979592

rank #517377 globally
rank #219813 in the tld
📈 Tranco rank: #298,760

Subdomains

app.extern.com

www.extern.com

mail.extern.com

Same first word

extern.cloud

extern.ir

extern.cz

extern.se

extern.de

extern.gmbh

extern.be

extern.al

extern.cc

extern.at

extern.dev

extern.net

extern.cn

extern.com

extern.co.uk

extern.org

extern.info

extern.ru

extern.kiev.ua

extern.es

extern.ch

extern.eu

extern.dk

Similar names

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netrex.info

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trenex.org

rentex.biz

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erentx.com

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nexter.tokyo

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rexnet.org

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rexnet.net

DNS History

34 records (13 active, 21 former)

○NSdns.dns1.de2017-07-26 → 2017-07-26 · 4 obs

○ 2016-09-08 23:31:28
● 2017-07-26 09:27:28
○ 2026-02-18 10:12:42
○ 2026-07-13 22:04:16

○NSdns.dns2.de2017-07-26 → 2017-07-26 · 4 obs

○ 2016-09-08 23:31:28
● 2017-07-26 09:27:28
○ 2026-02-18 10:12:42
○ 2026-07-13 22:04:16

○NSdns.dns3.de2017-07-26 → 2017-07-26 · 4 obs

○ 2016-09-08 23:31:28
● 2017-07-26 09:27:28
○ 2026-02-18 10:12:42
○ 2026-07-13 22:04:16

○NSdns.dns4.de2017-07-26 → 2017-07-26 · 4 obs

○ 2016-09-08 23:31:28
● 2017-07-26 09:27:28
○ 2026-02-18 10:12:42
○ 2026-07-13 22:04:16

●NSns-1359.awsdns-41.org2026-02-18 → 2026-07-13 · 3 obs

○ 2017-07-26 09:27:28
● 2026-02-18 10:12:42
● 2026-07-13 22:04:16

●NSns-1787.awsdns-31.co.uk2026-02-18 → 2026-07-13 · 3 obs

○ 2017-07-26 09:27:28
● 2026-02-18 10:12:42
● 2026-07-13 22:04:16

●NSns-246.awsdns-30.com2026-02-18 → 2026-07-13 · 3 obs

○ 2017-07-26 09:27:28
● 2026-02-18 10:12:42
● 2026-07-13 22:04:16

●NSns-737.awsdns-28.net2026-02-18 → 2026-07-13 · 3 obs

○ 2017-07-26 09:27:28
● 2026-02-18 10:12:42
● 2026-07-13 22:04:16

○NSns-de.1and1-dns.biz2015-10-29 → 2016-09-08 · 5 obs

○ 2015-06-17 22:16:12
● 2015-10-29 12:57:46
● 2016-09-08 23:31:28
○ 2017-07-26 09:27:28
○ 2026-07-13 22:04:16

○NSns-de.1and1-dns.com2015-10-29 → 2016-09-08 · 5 obs

○ 2015-06-17 22:16:12
● 2015-10-29 12:57:46
● 2016-09-08 23:31:28
○ 2017-07-26 09:27:28
○ 2026-07-13 22:04:16

○NSns-de.1and1-dns.de2015-10-29 → 2016-09-08 · 5 obs

○ 2015-06-17 22:16:12
● 2015-10-29 12:57:46
● 2016-09-08 23:31:28
○ 2017-07-26 09:27:28
○ 2026-07-13 22:04:16

○NSns-de.1and1-dns.org2015-10-29 → 2016-09-08 · 5 obs

○ 2015-06-17 22:16:12
● 2015-10-29 12:57:46
● 2016-09-08 23:31:28
○ 2017-07-26 09:27:28
○ 2026-07-13 22:04:16

○NSns39.domaincontrol.com2015-06-17 → 2015-06-17 · 3 obs

● 2015-06-17 22:16:12
○ 2015-10-29 12:57:46
○ 2026-07-13 22:04:16

○NSns40.domaincontrol.com2015-06-17 → 2015-06-17 · 3 obs

● 2015-06-17 22:16:12
○ 2015-10-29 12:57:46
○ 2026-07-13 22:04:16

●MXalt1.aspmx.l.google.com2026-02-18 → 2026-07-13 · 3 obs

○ 2017-07-26 09:27:28
● 2026-02-18 10:12:42
● 2026-07-13 22:04:16

●MXalt2.aspmx.l.google.com2026-02-18 → 2026-07-13 · 3 obs

○ 2017-07-26 09:27:28
● 2026-02-18 10:12:42
● 2026-07-13 22:04:16

●MXalt3.aspmx.l.google.com2026-02-18 → 2026-07-13 · 3 obs

○ 2017-07-26 09:27:28
● 2026-02-18 10:12:42
● 2026-07-13 22:04:16

●MXalt4.aspmx.l.google.com2026-02-18 → 2026-07-13 · 3 obs

○ 2017-07-26 09:27:28
● 2026-02-18 10:12:42
● 2026-07-13 22:04:16

●MXaspmx.l.google.com2026-02-18 → 2026-07-13 · 3 obs

○ 2017-07-26 09:27:28
● 2026-02-18 10:12:42
● 2026-07-13 22:04:16

○MXmail.extern.com2017-07-26 → 2017-07-26 · 4 obs

○ 2016-09-08 23:31:28
● 2017-07-26 09:27:28
○ 2026-02-18 10:12:42
○ 2026-07-13 22:04:16

○MXmailstore1.secureserver.net2015-06-17 → 2015-06-17 · 3 obs

● 2015-06-17 22:16:12
○ 2015-10-29 12:57:46
○ 2026-07-13 22:04:16

○MXmx00.kundenserver.de2015-10-29 → 2016-09-08 · 5 obs

○ 2015-06-17 22:16:12
● 2015-10-29 12:57:46
● 2016-09-08 23:31:28
○ 2017-07-26 09:27:28
○ 2026-07-13 22:04:16

○MXmx01.kundenserver.de2015-10-29 → 2016-09-08 · 5 obs

○ 2015-06-17 22:16:12
● 2015-10-29 12:57:46
● 2016-09-08 23:31:28
○ 2017-07-26 09:27:28
○ 2026-07-13 22:04:16

○MXsmtp.secureserver.net2015-06-17 → 2015-06-17 · 3 obs

● 2015-06-17 22:16:12
○ 2015-10-29 12:57:46
○ 2026-07-13 22:04:16

●A18.238.4.1242026-07-13 → 2026-07-13 · 3 obs

○ 2026-02-18 10:12:42
● 2026-07-13 22:04:12
● 2026-07-13 22:04:16

●A18.238.4.842026-07-13 → 2026-07-13 · 3 obs

○ 2026-02-18 10:12:42
● 2026-07-13 22:04:12
● 2026-07-13 22:04:16

●A18.238.4.92026-07-13 → 2026-07-13 · 3 obs

○ 2026-02-18 10:12:42
● 2026-07-13 22:04:12
● 2026-07-13 22:04:16

●A18.238.4.942026-07-13 → 2026-07-13 · 3 obs

○ 2026-02-18 10:12:42
● 2026-07-13 22:04:12
● 2026-07-13 22:04:16

○A184.168.193.332015-06-17 → 2015-06-17 · 3 obs

● 2015-06-17 22:16:12
○ 2015-10-29 12:57:46
○ 2026-07-13 22:04:16

○A198.202.211.12026-02-18 → 2026-02-18 · 4 obs

○ 2017-07-26 09:27:28
● 2026-02-18 10:12:42
○ 2026-07-13 22:04:12
○ 2026-07-13 22:04:16

○A2001:8d8:1001:2014:ad59:7b4f:eb25:a8012015-10-29 → 2016-03-20 · 5 obs

○ 2015-06-17 22:16:12
● 2015-10-29 12:57:46
● 2016-03-20 23:53:12
○ 2016-09-08 23:31:28
○ 2026-07-13 22:04:16

○A2001:8d8:1001:2014:c870:9789:ff21:902b2016-09-08 → 2016-09-08 · 4 obs

○ 2016-03-20 23:53:12
● 2016-09-08 23:31:28
○ 2017-07-26 09:27:28
○ 2026-07-13 22:04:16

○A217.160.122.1842016-09-08 → 2017-07-26 · 5 obs

○ 2016-03-20 23:53:12
● 2016-09-08 23:31:28
● 2017-07-26 09:27:28
○ 2026-02-18 10:12:42
○ 2026-07-13 22:04:16

○A217.160.171.672015-10-29 → 2016-03-20 · 5 obs

○ 2015-06-17 22:16:12
● 2015-10-29 12:57:46
● 2016-03-20 23:53:12
○ 2016-09-08 23:31:28
○ 2026-07-13 22:04:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net...	-
extern.com	ns-246.awsdns-30.com, ns-737.awsdns-28.net, ns-1787.awsdns-31.co.uk, ns-1359.awsdns-41.org	2 records

✅ Authoritative Response

Server:205.251.197.79

NS records: ns-246.awsdns-30.com, ns-737.awsdns-28.net, ns-1787.awsdns-31.co.uk, ns-1359.awsdns-41.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for extern.com (unsigned zone)

⏱️ Timing

Total: 438ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.238.4.124, 18.238.4.94...`
NS	4	`ns-1359.awsdns-41.org, ns-1787.awsdns-31.co.uk...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	11	`3052698, MS=ms40457679...`
SOA	1	`ns-1787.awsdns-31.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-246.awsdns-30.com, ns-246.awsdns-30.com)

Analysis

Hierarchy

extern.com is the parent domain of app.extern.com, www.extern.com and mail.extern.com.

IP Addresses

extern.com resolves to four IP addresses: 18.238.4.9, 18.238.4.84, 18.238.4.94 and 18.238.4.124.

Two other host names, along with wealthica.com, d3dcg97ibwt5pn.cloudfront.net and hopeisedu.org, also share IP numbers with extern.com.

Name Servers

The NS records for extern.com point to four name servers: ns-246.awsdns-30.com, ns-737.awsdns-28.net, ns-1359.awsdns-41.org and ns-1787.awsdns-31.co.uk.

extern.com shares at least some of its name servers with other domains, including d39l2tcc20i9h.cloudfront.net, d3635by4g7js1d.cloudfront.net, elevate.io and two others.

The host names ns-246.awsdns-30.com, ns-737.awsdns-28.net, ns-1359.awsdns-41.org and ns-1787.awsdns-31.co.uk each resolve to two IP addresses: ns-246.awsdns-30.com resolves to 205.251.192.246 and 2600:9000:5300:f600::1; ns-737.awsdns-28.net resolves to 205.251.194.225 and 2600:9000:5302:e100::1; ns-1359.awsdns-41.org resolves to 205.251.197.79 and 2600:9000:5305:4f00::1; ns-1787.awsdns-31.co.uk resolves to 205.251.198.251 and 2600:9000:5306:fb00::1.

Mail Servers

extern.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between extern.com and other domains, including seld.be, ns500699.ns500693.ns500734.ns500734.ns500588.ns500699.ns500699.ns500683.ns500632.ns500632.ns500588.ns500632.ns500612.ns500588.ns500578.ns500110.dtrkdll.com, ns500758.ns500758.ns500698.ns500698.ns500698.ns500736.ns500736.ns500708.ns500708.ns500708.ns500576.ns500615.tracksymphony.com and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com resolves to 192.179.18.26 and 2607:f8b0:4004:c1d::1a.

alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1a.