`sperresearch.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:176b^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:d2c9^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.23.107^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.210.201^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dee.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a5d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c05d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dee.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:205d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dee.ns.cloudflare.com`
		A	108.162.192.93^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
		A	172.64.32.93^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
		A	173.245.58.93^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
NS	`patryk.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c7a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`patryk.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c37a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`patryk.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:237a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`patryk.ns.cloudflare.com`
		A	108.162.195.122^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`patryk.ns.cloudflare.com`
		A	162.159.44.122^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`patryk.ns.cloudflare.com`
		A	172.64.35.122^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`patryk.ns.cloudflare.com`
MX	`sperresearch-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc2c::^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma0pr01cu01000.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2c::1^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma0pr01cu01101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2d::^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-pnzpr01cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2d::1^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-pnypr01cu00201.inbound.protection.outlook.com`
		A	52.101.144.0^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma0pr01cu01000.inbound.protection.outlook.com`
		A	52.101.144.3^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma0pr01cu01103.inbound.protection.outlook.com`
		A	52.101.145.0^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pnzpr01cu00200.inbound.protection.outlook.com`
		A	52.101.145.2^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pnypr01cu00202.inbound.protection.outlook.com`
TXT	`D6400327`
TXT	`MS=ms81572447`
TXT	`google-site-verification=kg1brSzjzfOHTdkjvFmkTHbyv2ItA4DBn_Api-Z40nk`
TXT	`v=spf1 include:spf.protection.outlook.com include:amazonses.com -all`
TXT	`v=verifydomain MS=3472832`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.23.107, 172.67.210.201
		IPv6 hints	2606:4700:3033::6815:176b, 2606:4700:3035::ac43:d2c9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=62, name=cloudflare-ech.com
SOA	`dee.ns.cloudflare.com`dns@cloudflare.com serial=2401990672

`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=1777232011

rank #652759 globally
rank #292426 in the tld

Same first word

sperresearch.com

Similar names

repsresearch.com

serpresearch.com

DNS History

12 records (7 active, 5 former)

●NSdee.ns.cloudflare.com2026-04-03 → 2026-04-26 · 3 obs

○ 2018-05-15 18:12:24
● 2026-04-03 12:57:32
● 2026-04-26 19:50:52

○NSns15.domaincontrol.com2018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 18:12:24
○ 2026-04-03 12:57:32
○ 2026-04-26 19:50:52

○NSns16.domaincontrol.com2018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 18:12:24
○ 2026-04-03 12:57:32
○ 2026-04-26 19:50:52

●NSpatryk.ns.cloudflare.com2026-04-03 → 2026-04-26 · 3 obs

○ 2018-05-15 18:12:24
● 2026-04-03 12:57:32
● 2026-04-26 19:50:52

○MXmailstore1.asia.secureserver.net2018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 18:12:24
○ 2026-04-03 12:57:32
○ 2026-04-26 19:50:52

○MXsmtp.asia.secureserver.net2018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 18:12:24
○ 2026-04-03 12:57:32
○ 2026-04-26 19:50:52

●MXsperresearch-com.mail.protection.outlook.com2026-04-03 → 2026-04-26 · 3 obs

○ 2018-05-15 18:12:24
● 2026-04-03 12:57:32
● 2026-04-26 19:50:52

●A104.21.23.1072026-04-03 → 2026-04-26 · 3 obs

○ 2018-05-15 18:12:24
● 2026-04-03 12:57:32
● 2026-04-26 19:50:52

●A172.67.210.2012026-04-03 → 2026-04-26 · 3 obs

○ 2018-05-15 18:12:24
● 2026-04-03 12:57:32
● 2026-04-26 19:50:52

○A182.50.132.442018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 18:12:24
○ 2026-04-03 12:57:32
○ 2026-04-26 19:50:52

●A2606:4700:3033::6815:176b2026-04-03 → 2026-04-26 · 3 obs

○ 2018-05-15 18:12:24
● 2026-04-03 12:57:32
● 2026-04-26 19:50:52

●A2606:4700:3035::ac43:d2c92026-04-03 → 2026-04-26 · 3 obs

○ 2018-05-15 18:12:24
● 2026-04-03 12:57:32
● 2026-04-26 19:50:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
sperresearch.com	dee.ns.cloudflare.com, patryk.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.93

NS records: dee.ns.cloudflare.com, patryk.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sperresearch.com (unsigned zone)

⏱️ Timing

Total: 954ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.23.107, 172.67.210.201`
AAAA	2	`2606:4700:3033::6815:176b, 2606:4700:3035::ac43:d2c9`
NS	2	`dee.ns.cloudflare.com, patryk.ns.cloudflare.com`
MX	1	`sperresearch-com.mail.protection.outlook`
TXT	5	`D6400327, MS=ms81572447...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dee.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by sperresearch.com: 2606:4700:3033::6815:176b, 2606:4700:3035::ac43:d2c9, 104.21.23.107 and 172.67.210.201.

other host names including mail.travelsense.dk, sovithivelle.com, riessapp.com, jlknoxville.org and vietbao.vn share IP numbers with sperresearch.com.

Name Servers

sperresearch.com is delegated to two name servers dee.ns.cloudflare.com and patryk.ns.cloudflare.com.

sperresearch.com shares the same name server setup as other domains, for instance gennaro.net, gaininsta.com, clmi.io, researchnewsforecast.com and parnaby.co.uk.

sperresearch.com at least partially shares name servers with other domains, for instance bet-365.ch, resindo.com, paniar.ir, cardverify396-booking.com and mekhoebekhoe.com.

These name servers are commonly used with surina.ns.cloudflare.com, albert.ns.cloudflare.com and buck.ns.cloudflare.com.

Host names with six IP numbers:

Host name dee.ns.cloudflare.com points to: 2606:4700:50::adf5:3a5d, 2803:f800:50::6ca2:c05d, 2a06:98c1:50::ac40:205d, 108.162.192.93, 172.64.32.93 and 173.245.58.93.

Host name patryk.ns.cloudflare.com points to: 2606:4700:58::a29f:2c7a, 2803:f800:50::6ca2:c37a, 2a06:98c1:50::ac40:237a, 108.162.195.122, 162.159.44.122 and 172.64.35.122.

Mail Servers

sperresearch.com is handled by a single mail server, sperresearch-com.mail.protection.outlook.com.

Host sperresearch-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:cc2c::, 2a01:111:f403:cc2c::1, 2a01:111:f403:cc2d::, 2a01:111:f403:cc2d::1, 52.101.144.0, 52.101.144.3, 52.101.145.0 and 52.101.145.2.

sperresearch.com - robtex.com