smstudy.org - dns.ninja

`smstudy.org`

DNSSEC	⚠️ Not signed
A	207.191.239.34^{🇺🇸 AS22458207.191.236.0/22}
NS	`replace` ⭐
NS	`ns.pugmarks.com`
		A	203.193.166.50^{🇮🇳 STPI-NOIDA203.193.166.0/24 STPI-MOHALI-BLOCK}
NS	`ns1.pugmarks.com`
		A	103.171.97.200^{🇮🇳 INTOFFICE-AS103.171.97.0/24 Route Object}
			PTR	`ns1.pugmarks.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-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::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	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.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	`google-site-verification=HMj3H6PXJhhROfIdzxna9vFiMSkSS1rGBAJsxZ8O-ns`
SOA	`replace`hostmaster@pugmarks.com serial=3000000015

`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=1785771145

Same first word

smstudy.org

smstudy.com

Similar names

studyms.com

studysm.com

msstudy.ru

mystuds.com

DNS History

12 records (9 active, 3 former)

●NSns.pugmarks.com2015-12-31 → 2026-08-03 · 2 obs

● 2015-12-31 23:52:28
● 2026-08-03 15:42:38

●NSns1.pugmarks.com2015-12-31 → 2026-08-03 · 2 obs

● 2015-12-31 23:52:28
● 2026-08-03 15:42:38

●NSreplace2015-12-31 → 2026-08-03 · 2 obs

● 2015-12-31 23:52:28
● 2026-08-03 15:42:38

●MXalt1.aspmx.l.google.com2026-03-10 → 2026-08-03 · 3 obs

○ 2017-06-16 14:11:10
● 2026-03-10 17:34:34
● 2026-08-03 15:42:38

●MXalt2.aspmx.l.google.com2026-03-10 → 2026-08-03 · 3 obs

○ 2017-06-16 14:11:10
● 2026-03-10 17:34:34
● 2026-08-03 15:42:38

●MXalt3.aspmx.l.google.com2026-03-10 → 2026-08-03 · 3 obs

○ 2017-06-16 14:11:10
● 2026-03-10 17:34:34
● 2026-08-03 15:42:38

●MXalt4.aspmx.l.google.com2026-03-10 → 2026-08-03 · 3 obs

○ 2017-06-16 14:11:10
● 2026-03-10 17:34:34
● 2026-08-03 15:42:38

●MXaspmx.l.google.com2026-03-10 → 2026-08-03 · 3 obs

○ 2017-06-16 14:11:10
● 2026-03-10 17:34:34
● 2026-08-03 15:42:38

○MXwin07.winwinhosting.com2015-12-31 → 2016-04-01 · 4 obs

● 2015-12-31 23:52:28
● 2016-04-01 01:10:58
○ 2016-09-13 15:43:38
○ 2026-08-03 15:42:38

○MXwin11.winwinhosting.com2016-09-13 → 2017-06-16 · 5 obs

○ 2016-04-01 01:10:58
● 2016-09-13 15:43:38
● 2017-06-16 14:11:10
○ 2026-03-10 17:34:34
○ 2026-08-03 15:42:38

●A207.191.239.342016-09-13 → 2026-08-03 · 3 obs

○ 2016-04-01 01:10:58
● 2016-09-13 15:43:38
● 2026-08-03 15:42:38

○A65.182.191.1772015-12-31 → 2016-04-01 · 4 obs

● 2015-12-31 23:52:28
● 2016-04-01 01:10:58
○ 2016-09-13 15:43:38
○ 2026-08-03 15:42:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
smstudy.org	ns1.pugmarks.com, ns.pugmarks.com	-

✅ Authoritative Response

Server:103.171.97.200

NS records: ns1.pugmarks.com, ns.pugmarks.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smstudy.org (unsigned zone)

⏱️ Timing

Total: 1422ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.191.239.34`
NS	2	`ns1.pugmarks.com, ns.pugmarks.com`
MX	5	`ASPMX.L.GOOGLE.COM (pri: 1), ALT4.ASPMX.L.GOOGLE.COM (pri: 10)...`
TXT	1	`google-site-verification=HMj3H6PXJhhROfI`
SOA	1	`replace hostmaster.pugmarks.com`

Analysis

IP Addresses

smstudy.org directs to one IP number, which is 207.191.239.34.

Among the host names that share IP numbers with smstudy.org are progstudy.com, itilstudy.com, win11.winwinhosting.com and two others.

Name Servers

The authoritative name servers for smstudy.org are replace, ns1.pugmarks.com and ns.pugmarks.com — three in total.

smstudy.org has at least partial name server overlap with other domains, such as jindalgroup.com, prav.in, mmp.net and two others.

It is common to see these name servers used together with name servers pugmarks.whowho.com and 1999.com.

ns1.pugmarks.com directs to 103.171.97.200 and ns.pugmarks.com directs to 203.193.166.50; each host name points to exactly one IP number.

Mail Servers

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

smstudy.org shares at least some of its mail servers with other domains — for example redcarpet.co, ns500821.ns500794.ns500794.ns500821.ns500795.ns500794.ns500794.ns500821.ns500821.ns500795.lustypartnersfinder.com, glutenfreedom.co.nz and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.

Hosts with two IP numbers each:

aspmx.l.google.com directs traffic to 142.250.31.26 and 2607:f8b0:4004:c23::1b.

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

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1a.