ntppool.com - dns.ninja

`ntppool.com`

DNSSEC	🔒 Signed (DS record present)
A	2a04:4e42::311^{🇺🇸 Fastly2a04:4e42::/48}
A	2a04:4e42:200::311^{🇺🇸 Fastly2a04:4e42:200::/48}
A	2a04:4e42:400::311^{🇺🇸 Fastly2a04:4e42:400::/48}
A	2a04:4e42:600::311^{🇺🇸 Fastly2a04:4e42:600::/48}
A	151.101.1.55^{🇺🇸 Fastly151.101.0.0/22}
A	151.101.65.55^{🇺🇸 Fastly151.101.64.0/22}
A	151.101.129.55^{🇺🇸 Fastly151.101.128.0/22}
A	151.101.193.55^{🇺🇸 Fastly151.101.192.0/22}
NS	`ns1.us.bitnames.com` ⭐
		A	2604:a880:2:d0::1ce8:7001^{🇺🇸 DIGITALOCEAN2604:a880:2::/48 DigitalOcean}
			PTR	`sfo4.bitnames.com`
		A	178.128.191.122^{🇺🇸 DIGITALOCEAN178.128.176.0/20 DigitalOcean}
			PTR	`sfo4.bitnames.com`
NS	`anyns.pch.net`
		A	2001:500:14:6004:ad::1^{🇺🇸 UNSPECIFIED2001:500:14::/48 PCH v6 block for DNS Anycast}
			PTR	`anyns.pch.net`
		A	204.61.216.4^{🇺🇸 UNSPECIFIED204.61.216.0/23 Packet Clearing House}
NS	`ns1.eu.bitnames.com`
		A	2a03:b0c0:3:d0::c0:4001^{🇩🇪 DIGITALOCEAN2a03:b0c0:3::/48 DigitalOcean}
			PTR	`fra1.bitnames.com`
		A	165.227.133.206^{🇩🇪 DIGITALOCEAN165.227.128.0/20 DigitalOcean}
			PTR	`fra1.bitnames.com`
NS	`ns2.eu.bitnames.com`
		A	2a03:b0c0:2:d0::20:1001^{🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean}
			PTR	`ams3.bitnames.com`
		A	188.166.56.96^{🇳🇱 DIGITALOCEAN188.166.0.0/18 DigitalOcean}
			PTR	`ams3.bitnames.com`
NS	`ns2.us.bitnames.com`
		A	107.170.182.174^{🇺🇸 DIGITALOCEAN107.170.160.0/19 DigitalOcean}
			PTR	`nyc1.bitnames.com`
NS	`ns3.us.bitnames.com`
		A	2400:6180:0:d0::16e6:2001^{🇸🇬 DIGITALOCEAN2400:6180::/48 DigitalOcean}
		A	68.183.187.150^{🇸🇬 DIGITALOCEAN68.183.176.0/20 DigitalOcean}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-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	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.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 include:_spf.google.com include:sparkpostmail.com ~all`
TXT	`google-site-verification=vSX7wEGAbyVu78gdmlhU3YQefbmGD2XbhoX4F-Og0uk`
TXT	`google-site-verification=2BoB31IHLt4Z_XnMRqAvxp0dZp87Bk3SmgINGrunhrE`
SOA	`ns1.us.bitnames.com`dnsoper@bitnames.com 2026-04-19 #4

`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=1785695852

🔒 HSTS Preload (+subdomains)

Subdomains

www.ntppool.com

Same first word

ntppool.org

ntppool.net

ntppool.dev

ntppool.com

Similar names

nptpool.com

nptpolo.com

DNS History

26 records (19 active, 7 former)

●NSanyns.pch.net2026-02-27 → 2026-08-02 · 3 obs

○ 2016-08-22 02:46:32
● 2026-02-27 23:31:10
● 2026-08-02 19:07:32

●NSns1.eu.bitnames.com2016-01-23 → 2026-08-02 · 2 obs

● 2016-01-23 07:00:50
● 2026-08-02 19:07:32

○NSns1.p08.dynect.net2016-01-23 → 2016-08-22 · 4 obs

● 2016-01-23 07:00:50
● 2016-08-22 02:46:32
○ 2026-02-27 23:31:10
○ 2026-08-02 19:07:32

●NSns1.us.bitnames.com2016-01-23 → 2026-08-02 · 2 obs

● 2016-01-23 07:00:50
● 2026-08-02 19:07:32

●NSns2.eu.bitnames.com2016-01-23 → 2026-08-02 · 2 obs

● 2016-01-23 07:00:50
● 2026-08-02 19:07:32

○NSns2.p08.dynect.net2016-01-23 → 2016-08-22 · 4 obs

● 2016-01-23 07:00:50
● 2016-08-22 02:46:32
○ 2026-02-27 23:31:10
○ 2026-08-02 19:07:32

●NSns2.us.bitnames.com2016-01-23 → 2026-08-02 · 2 obs

● 2016-01-23 07:00:50
● 2026-08-02 19:07:32

○NSns3.p08.dynect.net2016-01-23 → 2016-08-22 · 4 obs

● 2016-01-23 07:00:50
● 2016-08-22 02:46:32
○ 2026-02-27 23:31:10
○ 2026-08-02 19:07:32

●NSns3.us.bitnames.com2016-01-23 → 2026-08-02 · 2 obs

● 2016-01-23 07:00:50
● 2026-08-02 19:07:32

○NSns4.p08.dynect.net2016-01-23 → 2016-08-22 · 4 obs

● 2016-01-23 07:00:50
● 2016-08-22 02:46:32
○ 2026-02-27 23:31:10
○ 2026-08-02 19:07:32

●MXalt1.aspmx.l.google.com2016-01-23 → 2026-08-02 · 29 obs

● 2016-01-23 07:00:50
● 2016-08-22 02:46:32
○ 2026-07-12 18:26:08
● 2026-07-12 21:21:46
○ 2026-07-14 03:08:12
● 2026-07-14 04:39:08
○ 2026-07-15 01:15:26
● 2026-07-15 02:07:40
○ 2026-07-15 10:09:54
● 2026-07-15 11:02:08
○ 2026-07-15 14:04:50
● 2026-07-15 14:41:38
○ 2026-07-15 20:36:48
● 2026-07-16 04:01:28
○ 2026-07-16 07:03:14
● 2026-07-16 07:39:04
○ 2026-07-16 21:11:24
● 2026-07-16 21:48:56
○ 2026-07-19 06:50:26
● 2026-07-19 08:41:54
○ 2026-07-20 00:14:44
● 2026-07-20 06:50:30
○ 2026-07-20 15:44:26
● 2026-07-20 17:50:34
○ 2026-07-21 03:33:14
● 2026-07-21 04:52:14
○ 2026-07-21 05:23:40
● 2026-07-21 07:03:50
● 2026-08-02 19:07:32

●MXalt2.aspmx.l.google.com2016-01-23 → 2026-08-02 · 29 obs

●MXaspmx.l.google.com2016-01-23 → 2026-08-02 · 29 obs

●MXaspmx2.googlemail.com2016-01-23 → 2026-08-02 · 29 obs

●MXaspmx3.googlemail.com2016-01-23 → 2026-08-02 · 29 obs

○A139.178.67.962026-02-27 → 2026-08-02 · 2 obs

○ 2026-02-27 23:31:10
○ 2026-08-02 19:07:32

●A151.101.1.552026-02-27 → 2026-08-02 · 29 obs

○ 2016-08-22 02:46:32
● 2026-02-27 23:31:10
○ 2026-07-12 18:26:08
● 2026-07-12 21:21:46
○ 2026-07-14 03:08:12
● 2026-07-14 04:39:08
○ 2026-07-15 01:15:26
● 2026-07-15 02:07:40
○ 2026-07-15 10:09:54
● 2026-07-15 11:02:08
○ 2026-07-15 14:04:50
● 2026-07-15 14:41:38
○ 2026-07-15 20:36:48
● 2026-07-16 04:01:28
○ 2026-07-16 07:03:14
● 2026-07-16 07:39:04
○ 2026-07-16 21:11:24
● 2026-07-16 21:48:56
○ 2026-07-19 06:50:26
● 2026-07-19 08:41:54
○ 2026-07-20 00:14:44
● 2026-07-20 06:50:30
○ 2026-07-20 15:44:26
● 2026-07-20 17:50:34
○ 2026-07-21 03:33:14
● 2026-07-21 04:52:14
○ 2026-07-21 05:23:40
● 2026-07-21 07:03:50
● 2026-08-02 19:07:32

●A151.101.129.552026-02-27 → 2026-08-02 · 29 obs

●A151.101.193.552026-02-27 → 2026-08-02 · 29 obs

●A151.101.65.552026-02-27 → 2026-08-02 · 29 obs

○A207.171.3.42015-08-21 → 2016-08-22 · 4 obs

● 2015-08-21 09:46:34
● 2016-08-22 02:46:32
○ 2026-02-27 23:31:10
○ 2026-08-02 19:07:32

○A2607:f238:2::ff:42015-08-21 → 2016-08-22 · 4 obs

● 2015-08-21 09:46:34
● 2016-08-22 02:46:32
○ 2026-02-27 23:31:10
○ 2026-08-02 19:07:32

●A2a04:4e42::3112026-02-27 → 2026-08-02 · 29 obs

●A2a04:4e42:200::3112026-02-27 → 2026-08-02 · 29 obs

●A2a04:4e42:400::3112026-02-27 → 2026-08-02 · 29 obs

●A2a04:4e42:600::3112026-02-27 → 2026-08-02 · 29 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ntppool.com	anyns.pch.net, ns1.eu.bitnames.com, ns1.us.bitnames.com, ns2.us.bitnames.com...	9 records

✅ Authoritative Response

Server:204.61.216.4

NS records: anyns.pch.net, ns1.eu.bitnames.com, ns1.us.bitnames.com, ns2.us.bitnames.com, ns3.us.bitnames.com, ns2.eu.bitnames.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 865ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`151.101.129.55, 151.101.193.55...`
AAAA	4	`2a04:4e42::311, 2a04:4e42:200::311...`
NS	6	`ns1.us.bitnames.com, ns2.eu.bitnames.com...`
MX	5	`alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)...`
TXT	3	`google-site-verification=vSX7wEGAbyVu78g, v=spf1 include:_spf.google.com include:s...`
SOA	1	`ns1.us.bitnames.com dnsoper.bitnames.com`

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (ns1.eu.bitnames.com, ns1.eu.bitnames.com, ns1.us.bitnames.com...)

Analysis

Hierarchy

www.ntppool.com is a subdomain of ntppool.com.

IP Addresses

ntppool.com directs to 8 IP numbers: 151.101.1.55, 151.101.65.55, 151.101.129.55 and 5 other.

Two other host names, along with stage.slate.com, dallascowboys.com and washingtoncommanders.com, also share IP numbers with ntppool.com.

Name Servers

ntppool.com is served by 6 authoritative name servers — among them anyns.pch.net, ns1.eu.bitnames.com, ns2.eu.bitnames.com and 3 others.

The name servers of ntppool.com overlap at least partially with those of other domains — among them groundclock.com, valby.org, bitnames.com and two more.

These name servers commonly appear in delegations together with ns1.us.bitnames.com, ns2.us.bitnames.com, ns3.us.bitnames.com and 4 other.

Host names that have two IP addresses:

anyns.pch.net resolves to two addresses: 204.61.216.4 and 2001:500:14:6004:ad::1.

ns1.eu.bitnames.com resolves to two addresses: 165.227.133.206 and 2a03:b0c0:3:d0::c0:4001.

ns2.eu.bitnames.com resolves to two addresses: 188.166.56.96 and 2a03:b0c0:2:d0::20:1001.

ns1.us.bitnames.com resolves to two addresses: 178.128.191.122 and 2604:a880:2:d0::1ce8:7001.

ns3.us.bitnames.com resolves to two addresses: 68.183.187.150 and 2400:6180:0:d0::16e6:2001.

Host names that point to one IP address:

The hostname ns2.us.bitnames.com resolves to 107.170.182.174.

Mail Servers

ntppool.com has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

There is at least a partial MX overlap between ntppool.com and other domains, including ns500693.ns500699.ns500734.ns500734.ns500734.ns500734.ns500693.ns500699.ns500699.ns500699.ns500699.ns500699.ns500588.ns500110.dtrkdll.com, ns500754.ns500742.ns500731.ns500742.ns500704.ns500731.ns500688.ns500705.ns500671.ns500671.ns500671.ns500131.lustychickser.com, ozzlebox.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 resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com resolves to two addresses: 142.251.179.26 and 2607:f8b0:4004:c07::1b.

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

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx3.googlemail.com along with alt2.aspmx.l.google.com each resolve to 172.253.116.26 IP addresses.