`hostduplex.com`

DNSSEC	⚠️ Not signed
A	104.25.232.4^{Cloudflare104.25.224.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.25.233.4^{Cloudflare104.25.224.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dns1.hostduplex.com` ⭐ ⚠️ Not in parent delegation
		A	2400:cb00:2049:1::a29f:858^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.88^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns2.hostduplex.com` ⚠️ Not in parent delegation
		A	2400:cb00:2049:1::a29f:9cf^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.9.207^{Cloudflare162.159.9.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns3.hostduplex.com` ⚠️ Not in parent delegation
		A	2400:cb00:2049:1::a29f:aea^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.10.234^{Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`emma.ns.cloudflare.com` ⚠️ Not in zone NS records
		A	2606:4700:50::adf5:3a70^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c070^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`emma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2070^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`emma.ns.cloudflare.com`
		A	108.162.192.112^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emma.ns.cloudflare.com`
		A	172.64.32.112^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emma.ns.cloudflare.com`
		A	173.245.58.112^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emma.ns.cloudflare.com`
NS	`yichun.ns.cloudflare.com` ⚠️ Not in zone NS records
		A	2606:4700:58::adf5:3bf8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`yichun.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`yichun.ns.cloudflare.com`
		A	108.162.193.248^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
		A	172.64.33.248^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
		A	173.245.59.248^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.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	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`MS=6A30A3DD12BA2494C34B3D5CAD9F201D7808546E`
TXT	`_globalsign-domain-verification=WPFCPa0GmEiNlAuCPtyn0bXsA1gICs4HMVUhaT0Tkd`
TXT	`ahrefs-site-verification_5efec2590f0450acaf87ee7272d2a8637e34708f3adedf967706...`
TXT	`v=spf1 a mx include:amazonses.com include:_spf.google.com include:_hdmail.hos...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.25.232.4, 104.25.233.4
SOA	`dns1.hostduplex.com`dns@cloudflare.com serial=2409978613

`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=1784831992

rank #859619 globally
rank #375548 in the tld
📈 Tranco rank: #139,988

Subdomains

secure.hostduplex.com

chi2.hostduplex.com

dns2.hostduplex.com

mail.hostduplex.com

support.hostduplex.com

ns1.hostduplex.com

mirror.hostduplex.com

ns2.hostduplex.com

dns3.hostduplex.com

ns3.hostduplex.com

www.hostduplex.com

dns1.hostduplex.com

lax1.hostduplex.com

Same first word

hostduplex.com

DNS History

21 records (12 active, 9 former)

●NSdns1.hostduplex.com2020-09-29 → 2026-07-23 · 3 obs

○ 2018-11-20 09:20:28
● 2020-09-29 04:06:00
● 2026-07-23 18:47:44

●NSdns2.hostduplex.com2020-09-29 → 2026-07-23 · 3 obs

○ 2018-11-20 09:20:28
● 2020-09-29 04:06:00
● 2026-07-23 18:47:44

●NSdns3.hostduplex.com2020-09-29 → 2026-07-23 · 3 obs

○ 2018-11-20 09:20:28
● 2020-09-29 04:06:00
● 2026-07-23 18:47:44

●NSemma.ns.cloudflare.com2026-02-19 → 2026-07-23 · 3 obs

○ 2020-09-29 04:06:00
● 2026-02-19 08:23:58
● 2026-07-23 18:47:44

○NSns1.hostduplex.com2015-06-10 → 2018-11-20 · 4 obs

● 2015-06-10 09:59:08
● 2018-11-20 09:20:28
○ 2020-09-29 04:06:00
○ 2026-07-23 18:47:44

○NSns2.hostduplex.com2015-06-10 → 2018-11-20 · 4 obs

● 2015-06-10 09:59:08
● 2018-11-20 09:20:28
○ 2020-09-29 04:06:00
○ 2026-07-23 18:47:44

○NSns3.hostduplex.com2015-06-10 → 2018-11-20 · 4 obs

● 2015-06-10 09:59:08
● 2018-11-20 09:20:28
○ 2020-09-29 04:06:00
○ 2026-07-23 18:47:44

●NSyichun.ns.cloudflare.com2026-02-19 → 2026-07-23 · 3 obs

○ 2020-09-29 04:06:00
● 2026-02-19 08:23:58
● 2026-07-23 18:47:44

●MXalt1.aspmx.l.google.com2018-11-20 → 2026-07-23 · 3 obs

○ 2016-12-29 04:04:32
● 2018-11-20 09:20:28
● 2026-07-23 18:47:44

●MXalt2.aspmx.l.google.com2018-11-20 → 2026-07-23 · 3 obs

○ 2016-12-29 04:04:32
● 2018-11-20 09:20:28
● 2026-07-23 18:47:44

●MXalt3.aspmx.l.google.com2018-11-20 → 2026-07-23 · 3 obs

○ 2016-12-29 04:04:32
● 2018-11-20 09:20:28
● 2026-07-23 18:47:44

●MXalt4.aspmx.l.google.com2018-11-20 → 2026-07-23 · 3 obs

○ 2016-12-29 04:04:32
● 2018-11-20 09:20:28
● 2026-07-23 18:47:44

●MXaspmx.l.google.com2018-11-20 → 2026-07-23 · 3 obs

○ 2016-12-29 04:04:32
● 2018-11-20 09:20:28
● 2026-07-23 18:47:44

○MXmx1.fortifiedserver.net2015-06-10 → 2016-12-29 · 4 obs

● 2015-06-10 09:59:08
● 2016-12-29 04:04:32
○ 2018-11-20 09:20:28
○ 2026-07-23 18:47:44

○MXmx2.fortifiedserver.net2015-06-10 → 2018-11-20 · 4 obs

● 2015-06-10 09:59:08
● 2018-11-20 09:20:28
○ 2020-09-29 04:06:00
○ 2026-07-23 18:47:44

○A104.25.180.222020-09-29 → 2020-09-29 · 4 obs

○ 2018-11-20 09:20:28
● 2020-09-29 04:06:00
○ 2026-02-19 08:23:58
○ 2026-07-23 18:47:44

○A104.25.181.222020-09-29 → 2020-09-29 · 4 obs

○ 2018-11-20 09:20:28
● 2020-09-29 04:06:00
○ 2026-02-19 08:23:58
○ 2026-07-23 18:47:44

●A104.25.232.42026-02-19 → 2026-07-23 · 3 obs

○ 2020-09-29 04:06:00
● 2026-02-19 08:23:58
● 2026-07-23 18:47:44

●A104.25.233.42026-02-19 → 2026-07-23 · 3 obs

○ 2020-09-29 04:06:00
● 2026-02-19 08:23:58
● 2026-07-23 18:47:44

○A172.67.83.1922020-09-29 → 2020-09-29 · 4 obs

○ 2018-11-20 09:20:28
● 2020-09-29 04:06:00
○ 2026-02-19 08:23:58
○ 2026-07-23 18:47:44

○A208.100.49.792015-06-10 → 2018-11-20 · 4 obs

● 2015-06-10 09:59:08
● 2018-11-20 09:20:28
○ 2020-09-29 04:06:00
○ 2026-07-23 18:47:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
hostduplex.com	emma.ns.cloudflare.com, yichun.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.112

NS records: emma.ns.cloudflare.com, yichun.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2251ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.25.232.4, 104.25.233.4`
NS	3	`dns1.hostduplex.com, dns2.hostduplex.com...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	4	`MS=6A30A3DD12BA2494C34B3D5CAD9F201D78085, _globalsign-domain-verification=WPFCPa0G...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dns1.hostduplex.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (emma.ns.cloudflare.com, emma.ns.cloudflare.com, emma.ns.cloudflare.com...)

Analysis

Hierarchy

hostduplex.com serves as parent to secure.hostduplex.com, chi2.hostduplex.com, dns2.hostduplex.com, mail.hostduplex.com, support.hostduplex.com along with a few other host names.

IP Addresses

hostduplex.com resolves to the IP addresses 104.25.232.4 and 104.25.233.4

www.hostduplex.com, secure.hostduplex.com and support.hostduplex.com are examples of other host names that share IP numbers with hostduplex.com.

Name Servers

Delegation for hostduplex.com is to five name servers: dns1.hostduplex.com, dns2.hostduplex.com, dns3.hostduplex.com and two others.

hostduplex.com has at least partial name server overlap with other domains, such as bestestrogensupplements.com, religionrose.info, extremepeptides.net and two others.

These name servers tend to appear together with the name servers emma.ns.cloudflare.com, yichun.ns.cloudflare.com and brad.ns.cloudflare.com.

Host names with 6 IP numbers:

emma.ns.cloudflare.com maps to 108.162.192.112, 172.64.32.112, 173.245.58.112 and 3 additional IP addresses.

yichun.ns.cloudflare.com maps to 108.162.193.248, 172.64.33.248, 173.245.59.248 and 3 additional IP addresses.

Host names with two IP numbers:

The A records for dns1.hostduplex.com return 162.159.8.88 and 2400:cb00:2049:1::a29f:858.

The A records for dns2.hostduplex.com return 162.159.9.207 and 2400:cb00:2049:1::a29f:9cf.

The A records for dns3.hostduplex.com return 162.159.10.234 and 2400:cb00:2049:1::a29f:aea.

Mail Servers

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

hostduplex.com shares mail servers — at least in part — with other domains, including forberedelsesskolen.dk, abca.com.br, ns500754.ns500742.ns500731.ns500742.ns500731.ns500731.ns500731.ns500671.ns500688.ns500705.ns500678.ns500671.ns500678.ns500688.tenderladiesbz.com and two others.

These mail servers are frequently paired with the mail servers alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

The A records for aspmx.l.google.com return 172.253.63.26 and 2607:f8b0:4004:c1b::1a.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1a.

The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1a.

The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1b.

hostduplex.com - robtex.com

hostduplex.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`hostduplex.com`

`com`