calvinsze.com - robtex.com

calvinsze.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:acee🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:1e81🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.30.129Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.172.238🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdolly.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a62🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdolly.ns.cloudflare.com
A2803:f800:50::6ca2:c062🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdolly.ns.cloudflare.com
A2a06:98c1:50::ac40:2062🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdolly.ns.cloudflare.com
A108.162.192.98🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdolly.ns.cloudflare.com
A172.64.32.98🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdolly.ns.cloudflare.com
A173.245.58.98🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdolly.ns.cloudflare.com
NSfrank.ns.cloudflare.com
A2606:4700:58::adf5:3ba6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfrank.ns.cloudflare.com
A2803:f800:50::6ca2:c1a6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRfrank.ns.cloudflare.com
A2a06:98c1:50::ac40:21a6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRfrank.ns.cloudflare.com
A108.162.193.166🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfrank.ns.cloudflare.com
A172.64.33.166🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfrank.ns.cloudflare.com
A173.245.59.166🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfrank.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c06::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbg-in-f27.1e100.net
A142.250.31.27🇺🇸 Google142.250.31.0/24
PTRbj-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4023:2801::1a🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f26.1e100.net
A192.178.128.27🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:1015::1b🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f27.1e100.net
A172.253.135.26🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c00::1a🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.26🇺🇸 Google173.194.76.0/24
PTRws-in-f26.1e100.net
TXTopenai-domain-verification=dv-Y3Dl4rhUpHYbM5GX9UDV9DWw
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.30.129, 172.67.172.238
IPv6 hints2606:4700:3031::ac43:acee, 2606:4700:3033::6815:1e81
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=56, name=cloudflare-ech.com
SOAdolly.ns.cloudflare.comdns@cloudflare.com serial=2403060494

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778413831

Same first word

calvinsze.com

DNS History

17 records (11 active, 6 former)

NSdolly.ns.cloudflare.comfrank.ns.cloudflare.comns-cloud-e1.googledomains.comns-cloud-e2.googledomains.comns-cloud-e3.googledomains.comns-cloud-e4.googledomains.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.21.30.129172.67.172.2382606:4700:3031::ac43:acee2606:4700:3033::6815:1e81216.198.79.176.76.21.21
●NSdolly.ns.cloudflare.com2026-05-10 → 2026-05-10 · 3 obs
○ 2026-04-16 02:47:42
● 2026-05-10 12:14:38
● 2026-05-10 12:14:40
●NSfrank.ns.cloudflare.com2026-05-10 → 2026-05-10 · 3 obs
○ 2026-04-16 02:47:42
● 2026-05-10 12:14:38
● 2026-05-10 12:14:40
○NSns-cloud-e1.googledomains.com2026-02-14 → 2026-04-16 · 4 obs
● 2026-02-14 17:48:30
● 2026-04-16 02:47:42
○ 2026-05-10 12:14:38
○ 2026-05-10 12:14:40
○NSns-cloud-e2.googledomains.com2026-02-14 → 2026-04-16 · 4 obs
● 2026-02-14 17:48:30
● 2026-04-16 02:47:42
○ 2026-05-10 12:14:38
○ 2026-05-10 12:14:40
○NSns-cloud-e3.googledomains.com2026-02-14 → 2026-04-16 · 4 obs
● 2026-02-14 17:48:30
● 2026-04-16 02:47:42
○ 2026-05-10 12:14:38
○ 2026-05-10 12:14:40
○NSns-cloud-e4.googledomains.com2026-02-14 → 2026-04-16 · 4 obs
● 2026-02-14 17:48:30
● 2026-04-16 02:47:42
○ 2026-05-10 12:14:38
○ 2026-05-10 12:14:40
●MXalt1.aspmx.l.google.com2026-02-14 → 2026-05-10 · 2 obs
● 2026-02-14 17:48:30
● 2026-05-10 12:14:40
●MXalt2.aspmx.l.google.com2026-02-14 → 2026-05-10 · 2 obs
● 2026-02-14 17:48:30
● 2026-05-10 12:14:40
●MXalt3.aspmx.l.google.com2026-02-14 → 2026-05-10 · 2 obs
● 2026-02-14 17:48:30
● 2026-05-10 12:14:40
●MXalt4.aspmx.l.google.com2026-02-14 → 2026-05-10 · 2 obs
● 2026-02-14 17:48:30
● 2026-05-10 12:14:40
●MXaspmx.l.google.com2026-02-14 → 2026-05-10 · 2 obs
● 2026-02-14 17:48:30
● 2026-05-10 12:14:40
●A104.21.30.1292026-05-10 → 2026-05-10 · 3 obs
○ 2026-04-16 02:47:42
● 2026-05-10 12:14:38
● 2026-05-10 12:14:40
●A172.67.172.2382026-05-10 → 2026-05-10 · 3 obs
○ 2026-04-16 02:47:42
● 2026-05-10 12:14:38
● 2026-05-10 12:14:40
○A216.198.79.12026-04-16 → 2026-04-16 · 4 obs
○ 2026-02-14 17:48:30
● 2026-04-16 02:47:42
○ 2026-05-10 12:14:38
○ 2026-05-10 12:14:40
●A2606:4700:3031::ac43:acee2026-05-10 → 2026-05-10 · 3 obs
○ 2026-04-16 02:47:42
● 2026-05-10 12:14:38
● 2026-05-10 12:14:40
●A2606:4700:3033::6815:1e812026-05-10 → 2026-05-10 · 3 obs
○ 2026-04-16 02:47:42
● 2026-05-10 12:14:38
● 2026-05-10 12:14:40
○A76.76.21.212026-02-14 → 2026-04-16 · 4 obs
● 2026-02-14 17:48:30
● 2026-04-16 02:47:42
○ 2026-05-10 12:14:38
○ 2026-05-10 12:14:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
calvinsze.comdolly.ns.cloudflare.com, frank.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.98

NS records: dolly.ns.cloudflare.com, frank.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for calvinsze.com (unsigned zone)

⏱️ Timing

Total: 229ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.172.238, 104.21.30.129
AAAA22606:4700:3031::ac43:acee, 2606:4700:3033::6815:1e81
NS2dolly.ns.cloudflare.com, frank.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT1openai-domain-verification=dv-Y3Dl4rhUpH
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dolly.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

calvinsze.com maps to four IP numbers: 2606:4700:3031::ac43:acee, 2606:4700:3033::6815:1e81, 104.21.30.129 and 172.67.172.238.

other host names include academicexperts.com, minimax.info, www.harputholding.com.tr, jul10.rudub.shop and zabanks.co.za; they share IP numbers with calvinsze.com.

Name Servers

Two name servers dolly.ns.cloudflare.com and frank.ns.cloudflare.com handle the delegation for calvinsze.com.

calvinsze.com shares the same name server setup as other domains, for instance courtneyellis.com, sollhost.com, theklap.com, ethicalhackinginstitute.com and devnews.it.

calvinsze.com at least partially shares name servers with other domains, for instance inetearnings.ru, mediadoma.com, chhatra.net.np, thespoiler.co.uk and anatolia.su.

These name servers are commonly used with hank.ns.cloudflare.com, dom.ns.cloudflare.com, rudy.ns.cloudflare.com, serenity.ns.cloudflare.com and lorna.ns.cloudflare.com.

Six IP addresses per host:

dolly.ns.cloudflare.com points to 2606:4700:50::adf5:3a62, 2803:f800:50::6ca2:c062, 2a06:98c1:50::ac40:2062, 108.162.192.98, 172.64.32.98 and 173.245.58.98; frank.ns.cloudflare.com points to 2606:4700:58::adf5:3ba6, 2803:f800:50::6ca2:c1a6, 2a06:98c1:50::ac40:21a6, 108.162.193.166, 172.64.33.166 and 173.245.59.166

Mail Servers

calvinsze.com is served by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

calvinsze.com shares at least partially some mail servers with other domains, for instance aber.bf, ns500758.ns500698.ns500698.ns500759.ns500735.ns500735.ns500735.ns500735.ns500576.ns500686.ns500619.trackreceptor.com, ns500742.ns500731.ns500731.ns500731.ns500671.ns500671.ns500705.ns500671.ns500291.ns500666.ns500142.lusty(0x736c7574)z.com, ns500758.ns500758.ns500759.ns500698.ns500698.ns500736.ns500735.ns500698.ns500698.ns500576.ns500708.ns500576.ns500576.ns500576.ns500619.ns500619.trackreceptor.com and ns500758.ns500758.ns500758.ns500758.ns500698.ns500698.ns500736.ns500698.ns500735.ns500708.ns500708.ns500698.ns500619.ns500576.ns500576.trackreceptor.com.

Mail servers frequently appear alongside aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

The host name aspmx.l.google.com points to 2607:f8b0:4004:c06::1b and 142.250.31.27.

The host name alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.27.

The host name alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.27.

The host name alt3.aspmx.l.google.com points to 2607:f8b0:4023:1015::1b and 172.253.135.26.

The host name alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.26.