pmlearning.org - dns.ninja

`pmlearning.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3108::ac42:28c2^{🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3108::ac42:2b3e^{🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.40.194^{🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.43.62^{🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bristol.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:262f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bristol.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c22f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bristol.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:222f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bristol.ns.cloudflare.com`
		A	108.162.194.47^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bristol.ns.cloudflare.com`
		A	162.159.38.47^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bristol.ns.cloudflare.com`
		A	172.64.34.47^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bristol.ns.cloudflare.com`
NS	`kellen.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ca0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kellen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kellen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kellen.ns.cloudflare.com`
		A	108.162.195.160^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kellen.ns.cloudflare.com`
		A	162.159.44.160^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kellen.ns.cloudflare.com`
		A	172.64.35.160^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kellen.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.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	172.253.116.27^{🇺🇸 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	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.google.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	172.66.40.194, 172.66.43.62
		IPv6 hints	2606:4700:3108::ac42:28c2, 2606:4700:3108::ac42:2b3e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=194, name=cloudflare-ech.com
SOA	`bristol.ns.cloudflare.com`dns@cloudflare.com serial=2410023854

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785327113

Same first word

pmlearning.org

Similar names

lampenring.de

pilgermann.com

pilgermann.net

DNS History

27 records (11 active, 16 former)

●NSbristol.ns.cloudflare.com2026-02-15 → 2026-07-29 · 2 obs

● 2026-02-15 04:23:00
● 2026-07-29 12:24:28

●NSkellen.ns.cloudflare.com2026-02-15 → 2026-07-29 · 2 obs

● 2026-02-15 04:23:00
● 2026-07-29 12:24:28

●MXalt1.aspmx.l.google.com2026-02-15 → 2026-07-29 · 2 obs

● 2026-02-15 04:23:00
● 2026-07-29 12:24:28

●MXalt2.aspmx.l.google.com2026-02-15 → 2026-07-29 · 2 obs

● 2026-02-15 04:23:00
● 2026-07-29 12:24:28

●MXalt3.aspmx.l.google.com2026-02-15 → 2026-07-29 · 2 obs

● 2026-02-15 04:23:00
● 2026-07-29 12:24:28

●MXalt4.aspmx.l.google.com2026-02-15 → 2026-07-29 · 2 obs

● 2026-02-15 04:23:00
● 2026-07-29 12:24:28

●MXaspmx.l.google.com2026-02-15 → 2026-07-29 · 2 obs

● 2026-02-15 04:23:00
● 2026-07-29 12:24:28

○A104.21.70.1662026-06-29 → 2026-07-15 · 14 obs

○ 2026-06-17 08:22:10
● 2026-06-29 15:56:16
○ 2026-07-02 05:47:46
● 2026-07-03 01:45:06
○ 2026-07-04 06:06:00
● 2026-07-04 09:00:08
○ 2026-07-04 15:31:30
● 2026-07-08 17:23:40
○ 2026-07-09 13:40:52
● 2026-07-09 16:09:04
○ 2026-07-10 15:26:50
● 2026-07-15 00:28:06
○ 2026-07-15 15:32:18
○ 2026-07-29 12:24:28

●A172.66.40.1942026-07-24 → 2026-07-29 · 6 obs

○ 2026-07-15 16:22:22
● 2026-07-24 16:24:46
○ 2026-07-25 15:39:26
● 2026-07-28 05:24:46
○ 2026-07-28 07:09:06
● 2026-07-29 12:24:28

○A172.66.40.2342026-02-15 → 2026-06-15 · 10 obs

● 2026-02-15 04:23:00
● 2026-03-30 13:59:44
○ 2026-03-31 02:24:10
● 2026-04-02 06:06:56
● 2026-04-16 17:48:56
○ 2026-04-26 10:59:58
● 2026-04-26 12:21:18
● 2026-06-15 23:48:36
○ 2026-06-17 08:22:10
○ 2026-07-29 12:24:28

○A172.66.43.222026-02-15 → 2026-06-15 · 10 obs

●A172.66.43.622026-07-24 → 2026-07-29 · 6 obs

○ 2026-07-15 16:22:22
● 2026-07-24 16:24:46
○ 2026-07-25 15:39:26
● 2026-07-28 05:24:46
○ 2026-07-28 07:09:06
● 2026-07-29 12:24:28

○A172.67.137.1822026-06-29 → 2026-07-15 · 14 obs

○A188.114.96.02026-03-31 → 2026-07-28 · 28 obs

○ 2026-02-15 04:23:00
○ 2026-03-30 13:59:44
● 2026-03-31 02:24:10
○ 2026-04-02 06:06:56
○ 2026-04-16 17:48:56
● 2026-04-26 10:59:58
○ 2026-04-26 12:21:18
○ 2026-06-15 23:48:36
● 2026-06-17 08:22:10
○ 2026-06-29 15:56:16
● 2026-07-02 07:16:06
○ 2026-07-03 01:45:06
● 2026-07-04 06:06:00
○ 2026-07-04 09:00:08
● 2026-07-04 15:31:30
○ 2026-07-08 17:23:40
● 2026-07-09 13:40:52
○ 2026-07-09 16:09:04
● 2026-07-10 15:26:50
○ 2026-07-15 00:28:06
● 2026-07-15 15:32:18
○ 2026-07-24 16:24:46
● 2026-07-25 15:39:26
○ 2026-07-26 17:14:28
● 2026-07-26 17:45:04
○ 2026-07-28 05:24:46
● 2026-07-28 08:18:50
○ 2026-07-29 12:24:28

○A188.114.96.42026-07-02 → 2026-07-28 · 8 obs

○ 2026-06-29 15:56:16
● 2026-07-02 05:47:46
○ 2026-07-02 07:16:06
● 2026-07-26 17:14:28
○ 2026-07-26 17:45:04
● 2026-07-28 07:09:06
○ 2026-07-28 08:18:50
○ 2026-07-29 12:24:28

○A188.114.97.02026-03-31 → 2026-07-28 · 28 obs

○A188.114.97.42026-07-02 → 2026-07-28 · 8 obs

○ 2026-06-29 15:56:16
● 2026-07-02 05:47:46
○ 2026-07-02 07:16:06
● 2026-07-26 17:14:28
○ 2026-07-26 17:45:04
● 2026-07-28 07:09:06
○ 2026-07-28 08:18:50
○ 2026-07-29 12:24:28

○A2606:4700:3031::ac43:89b62026-06-29 → 2026-07-15 · 14 obs

○A2606:4700:3035::6815:46a62026-06-29 → 2026-07-15 · 14 obs

●A2606:4700:3108::ac42:28c22026-07-24 → 2026-07-29 · 6 obs

○ 2026-07-15 16:22:22
● 2026-07-24 16:24:46
○ 2026-07-25 15:39:26
● 2026-07-28 05:24:46
○ 2026-07-28 07:09:06
● 2026-07-29 12:24:28

○A2606:4700:3108::ac42:28ea2026-02-15 → 2026-06-15 · 7 obs

● 2026-02-15 04:23:00
● 2026-03-30 13:59:44
○ 2026-03-31 02:24:10
● 2026-04-02 06:06:56
● 2026-06-15 23:48:36
○ 2026-06-17 08:22:10
○ 2026-07-29 12:24:28

○A2606:4700:3108::ac42:2b162026-02-15 → 2026-06-15 · 7 obs

● 2026-02-15 04:23:00
● 2026-03-30 13:59:44
○ 2026-03-31 02:24:10
● 2026-04-02 06:06:56
● 2026-06-15 23:48:36
○ 2026-06-17 08:22:10
○ 2026-07-29 12:24:28

●A2606:4700:3108::ac42:2b3e2026-07-24 → 2026-07-29 · 6 obs

○ 2026-07-15 16:22:22
● 2026-07-24 16:24:46
○ 2026-07-25 15:39:26
● 2026-07-28 05:24:46
○ 2026-07-28 07:09:06
● 2026-07-29 12:24:28

○A2a06:98c1:3120::2026-03-31 → 2026-07-28 · 23 obs

○ 2026-02-15 04:23:00
○ 2026-03-30 13:59:44
● 2026-03-31 02:24:10
○ 2026-04-02 06:06:56
○ 2026-06-15 23:48:36
● 2026-06-17 08:22:10
○ 2026-06-29 15:56:16
● 2026-07-02 05:47:46
○ 2026-07-03 01:45:06
● 2026-07-04 06:06:00
○ 2026-07-04 09:00:08
● 2026-07-04 15:31:30
○ 2026-07-08 17:23:40
● 2026-07-10 15:26:50
○ 2026-07-15 00:28:06
● 2026-07-15 16:22:22
○ 2026-07-24 16:24:46
● 2026-07-25 15:39:26
○ 2026-07-28 05:24:46
● 2026-07-28 07:09:06
○ 2026-07-28 07:39:22
● 2026-07-28 08:18:50
○ 2026-07-29 12:24:28

○A2a06:98c1:3120::42026-07-09 → 2026-07-28 · 8 obs

○ 2026-07-08 17:23:40
● 2026-07-09 13:40:52
○ 2026-07-09 16:09:04
● 2026-07-15 15:32:18
○ 2026-07-15 16:22:22
● 2026-07-28 07:39:22
○ 2026-07-28 08:18:50
○ 2026-07-29 12:24:28

○A2a06:98c1:3121::2026-03-31 → 2026-07-28 · 23 obs

○A2a06:98c1:3121::42026-07-09 → 2026-07-28 · 8 obs

○ 2026-07-08 17:23:40
● 2026-07-09 13:40:52
○ 2026-07-09 16:09:04
● 2026-07-15 15:32:18
○ 2026-07-15 16:22:22
● 2026-07-28 07:39:22
○ 2026-07-28 08:18:50
○ 2026-07-29 12:24:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
pmlearning.org	kellen.ns.cloudflare.com, bristol.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.47

NS records: kellen.ns.cloudflare.com, bristol.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pmlearning.org (unsigned zone)

⏱️ Timing

Total: 607ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.66.40.194, 172.66.43.62`
AAAA	2	`2606:4700:3108::ac42:28c2, 2606:4700:3108::ac42:2b3e`
NS	2	`bristol.ns.cloudflare.com, kellen.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`v=spf1 include:_spf.google.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bristol.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

pmlearning.org resolves to four IP addresses: 172.66.40.194, 172.66.43.62, 2606:4700:3108::ac42:28c2 and 2606:4700:3108::ac42:2b3e.

Additional host names — lucasfox.com.cdn.cloudflare.net, vivoliker.com, wheelsforwishes.org and two others — share IP numbers with pmlearning.org.

Name Servers

pmlearning.org is served by two delegated name servers, bristol.ns.cloudflare.com and kellen.ns.cloudflare.com.

pmlearning.org shares its name server setup with other domains, including usparts.fi, uyduservisi.net, quintara-restore.com and two others.

pmlearning.org has at least partial name server overlap with other domains, such as jacobslifesaving.com, syxmqh.com, zamieszkajwstarymsaczu.pl and two others.

It is common to see these name servers used together with name servers hugh.ns.cloudflare.com and kenia.ns.cloudflare.com.

Host names with 6 IP numbers:

bristol.ns.cloudflare.com carries IP addresses 108.162.194.47, 162.159.38.47 and 172.64.34.47, with 3 other addresses beyond those.

kellen.ns.cloudflare.com carries IP addresses 108.162.195.160, 162.159.44.160 and 172.64.35.160, with 3 other addresses beyond those.

Mail Servers

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

pmlearning.org shares mail servers — at least in part — with other domains, including srus.wpengine.com, goodinside.com, oasisengineering.ca and two others.

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

Host names with two IP numbers:

aspmx.l.google.com maps to two IP addresses — 142.250.31.27 and 2607:f8b0:4004:c1f::1b.

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

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.26 and 2a00:1450:400c:c23::1a.