`summerscience.org`

DNSSEC	⚠️ Not signed
A	162.159.134.42^{Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.a2hosting.com` ⭐
		A	13.248.158.180^{🇺🇸 Amazon13.248.144.0/20}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns2.a2hosting.com`
		A	75.2.118.134^{🇺🇸 Amazon75.2.112.0/20}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
NS	`ns3.a2hosting.com`
		A	76.223.26.245^{🇺🇸 Amazon76.223.16.0/20}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns4.a2hosting.com`
		A	99.83.147.209^{🇺🇸 Amazon99.83.144.0/20}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
MX	`summerscience-org.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c801::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::14^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr04cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:f905::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm5pr02cu00203.inbound.protection.outlook.com`
		A	52.101.9.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.10.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.41.54^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00506.inbound.protection.outlook.com`
		A	52.101.50.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr21cu00207.inbound.protection.outlook.com`
TXT	`MS=ms21782309`
TXT	`v=spf1 ip4:68.66.226.126 +a +ip4:64.119.182.92 +ip4:64.119.182.120 include:sp...`
SOA	`ns1.a2hosting.com`root@az1-ts104.a2hosting.com 2026-03-11 #12

`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=1773551953

rank #961737 globally
rank #72427 in the tld
WOT: SAFE (78/100)

Previously MX for

summerscience.org

Same first word

summerscience.org

summerscience.org.uk

DNS History

13 records (6 active, 7 former)

●NSns1.a2hosting.com2026-03-15 → 2026-03-20 · 3 obs

○ 2020-02-22 15:34:50
● 2026-03-15 09:43:46
● 2026-03-20 20:26:18

●NSns2.a2hosting.com2026-03-15 → 2026-03-20 · 3 obs

○ 2020-02-22 15:34:50
● 2026-03-15 09:43:46
● 2026-03-20 20:26:18

●NSns3.a2hosting.com2026-03-15 → 2026-03-20 · 3 obs

○ 2020-02-22 15:34:50
● 2026-03-15 09:43:46
● 2026-03-20 20:26:18

●NSns4.a2hosting.com2026-03-15 → 2026-03-20 · 3 obs

○ 2020-02-22 15:34:50
● 2026-03-15 09:43:46
● 2026-03-20 20:26:18

○NSns8285.hostgator.com2015-08-09 → 2020-02-22 · 5 obs

○ 2008-11-28 03:26:24
● 2015-08-09 23:26:14
● 2020-02-22 15:34:50
○ 2026-03-15 09:43:46
○ 2026-03-20 20:26:18

○NSns8286.hostgator.com2015-08-09 → 2020-02-22 · 5 obs

○ 2008-11-28 03:26:24
● 2015-08-09 23:26:14
● 2020-02-22 15:34:50
○ 2026-03-15 09:43:46
○ 2026-03-20 20:26:18

○MXms29159977.msv1.invalid.outlook.com2015-08-09 → 2020-02-22 · 5 obs

○ 2008-11-28 03:26:24
● 2015-08-09 23:26:14
● 2020-02-22 15:34:50
○ 2026-03-15 09:43:46
○ 2026-03-20 20:26:18

●MXsummerscience-org.mail.protection.outlook.com2026-03-15 → 2026-03-20 · 3 obs

○ 2020-02-22 15:34:50
● 2026-03-15 09:43:46
● 2026-03-20 20:26:18

○MXsummerscience.org2015-08-09 → 2020-02-22 · 5 obs

○ 2008-11-28 03:26:24
● 2015-08-09 23:26:14
● 2020-02-22 15:34:50
○ 2026-03-15 09:43:46
○ 2026-03-20 20:26:18

○A141.193.213.102026-03-15 → 2026-03-20 · 2 obs

○ 2026-03-15 09:43:46
○ 2026-03-20 20:26:18

○A141.193.213.112026-03-15 → 2026-03-20 · 2 obs

○ 2026-03-15 09:43:46
○ 2026-03-20 20:26:18

●A162.159.134.422026-03-15 → 2026-03-20 · 3 obs

○ 2020-02-22 15:34:50
● 2026-03-15 09:43:46
● 2026-03-20 20:26:18

○A192.185.52.1432015-08-09 → 2020-02-22 · 5 obs

○ 2008-11-28 03:26:24
● 2015-08-09 23:26:14
● 2020-02-22 15:34:50
○ 2026-03-15 09:43:46
○ 2026-03-20 20:26:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
summerscience.org	ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com	-

✅ Authoritative Response

Server: 76.223.26.245

NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for summerscience.org (unsigned zone)

⏱️ Timing

Total: 697ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.159.134.42`
NS	4	`ns2.a2hosting.com, ns1.a2hosting.com...`
MX	1	`summerscience-org.mail.protection.outloo`
TXT	2	`v=spf1 ip4:68.66.226.126 +a +ip4:64.119., MS=ms21782309`
SOA	1	`ns1.a2hosting.com root.az1-ts104.a2hosti`

Analysis

IP Addresses

summerscience.org points to a single IP: 162.159.134.42.

Other host names, for instance chyron.com, midental.ca, georgesduboeuf.vin, cielostays.com and projectnutrition.com share IP numbers with summerscience.org.

Name Servers

summerscience.org is delegated to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.

summerscience.org at least partially shares its name servers with other domains, for instance vtnled.com, umps.org, smilesandtea.com, burlingtoniowa.net and offerwhite.com.

These name servers are commonly used alongside ns1.supercp.com and ns2.supercp.com.

Host names with one IP number: ns1.a2hosting.com points to 13.248.158.180; ns2.a2hosting.com points to 75.2.118.134; ns3.a2hosting.com points to 76.223.26.245; ns4.a2hosting.com points to 99.83.147.209.

Mail Servers

summerscience.org is served by a single mail server, summerscience-org.mail.protection.outlook.com.

The host name summerscience-org.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c801::1, 2a01:111:f403:c902::14, 2a01:111:f403:c946::6, 2a01:111:f403:f905::3, 52.101.9.5, 52.101.10.10, 52.101.41.54 and 52.101.50.7.

summerscience.org - robtex.com