`biscast.edu.ph`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2e7b^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:8a8e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.46.123^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.142^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`devin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c31^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`devin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c331^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`devin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2331^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`devin.ns.cloudflare.com`
		A	108.162.195.49^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`devin.ns.cloudflare.com`
		A	162.159.44.49^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`devin.ns.cloudflare.com`
		A	172.64.35.49^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`devin.ns.cloudflare.com`
NS	`sierra.ns.cloudflare.com`
		A	2606:4700:50::a29f:26f5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sierra.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2f5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sierra.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22f5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sierra.ns.cloudflare.com`
		A	108.162.194.245^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sierra.ns.cloudflare.com`
		A	162.159.38.245^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sierra.ns.cloudflare.com`
		A	172.64.34.245^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sierra.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	172.253.122.26^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f26.1e100.net`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	172.253.62.26^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f26.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
		A	172.253.122.26^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.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	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=B8aP0B0R72Zr4IXl-NnIDJWNdvutMfs6wVHwNwUwZsk`
TXT	`google-site-verification=EZd9leBrgI-PKfqA2u7-gy87_r3aljZoaWn6sf7rKyA`
TXT	`google-site-verification=X--mOaSzJnS1hFV4RYysPh52G_41Eks297gG4rWfmWg`
TXT	`l7x2monewmthjnmekv4eldfmhyphmg76gujewn(0x787878)adofnm7tfua.mx-verification.google.com.`
TXT	`mx-verification.google.com=l7x2monewmthjnmekv4eldfmhyphmg76gujewn(0x787878)adofnm7tfua`
TXT	`v=spf1 +a +mx +ip4:216.218.206.55 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.46.123, 172.67.138.142
		IPv6 hints	2606:4700:3031::6815:2e7b, 2606:4700:3031::ac43:8a8e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=115, name=cloudflare-ech.com
SOA	`devin.ns.cloudflare.com`dns@cloudflare.com serial=2409995004

`edu.ph`

	DNSSEC	⚠️ Not signed
	NS	`gomez.ph.net` ⭐
	NS	`dns4.apolloglobal.net`
	NS	`gabriela.ph.net`
	SOA	`gomez.ph.net`dns@ph.net 2026-07-19 #8

WOT: SAFE (99/100)

Same first word

biscast.com

biscast.edu.ph

Similar names

bsitasc.com

ascbits.com

isscbta.com

casbits.ru

DNS History

19 records (12 active, 7 former)

●NSdevin.ns.cloudflare.com2026-06-21 → 2026-07-20 · 3 obs

○ 2018-08-10 01:24:50
● 2026-06-21 20:27:40
● 2026-07-20 01:49:20

○NSns1.web.com.ph2018-08-10 → 2018-08-10 · 3 obs

● 2018-08-10 01:24:50
○ 2026-06-21 20:27:40
○ 2026-07-20 01:49:20

○NSns2.web.com.ph2018-08-10 → 2018-08-10 · 3 obs

● 2018-08-10 01:24:50
○ 2026-06-21 20:27:40
○ 2026-07-20 01:49:20

○NSns3.web.com.ph2018-08-10 → 2018-08-10 · 3 obs

● 2018-08-10 01:24:50
○ 2026-06-21 20:27:40
○ 2026-07-20 01:49:20

○NSns4.web.com.ph2018-08-10 → 2018-08-10 · 3 obs

● 2018-08-10 01:24:50
○ 2026-06-21 20:27:40
○ 2026-07-20 01:49:20

●NSsierra.ns.cloudflare.com2026-06-21 → 2026-07-20 · 3 obs

○ 2018-08-10 01:24:50
● 2026-06-21 20:27:40
● 2026-07-20 01:49:20

●MXalt1.aspmx.l.google.com2018-08-10 → 2026-07-20 · 2 obs

● 2018-08-10 01:24:50
● 2026-07-20 01:49:20

●MXalt2.aspmx.l.google.com2018-08-10 → 2026-07-20 · 2 obs

● 2018-08-10 01:24:50
● 2026-07-20 01:49:20

●MXalt3.aspmx.l.google.com2018-08-10 → 2026-07-20 · 2 obs

● 2018-08-10 01:24:50
● 2026-07-20 01:49:20

●MXalt4.aspmx.l.google.com2018-08-10 → 2026-07-20 · 2 obs

● 2018-08-10 01:24:50
● 2026-07-20 01:49:20

●MXaspmx.l.google.com2018-08-10 → 2026-07-20 · 2 obs

● 2018-08-10 01:24:50
● 2026-07-20 01:49:20

●MXsmtp.google.com2026-06-21 → 2026-07-20 · 3 obs

○ 2018-08-10 01:24:50
● 2026-06-21 20:27:40
● 2026-07-20 01:49:20

○A103.19.16.1132018-08-10 → 2018-08-10 · 3 obs

● 2018-08-10 01:24:50
○ 2026-06-21 20:27:40
○ 2026-07-20 01:49:20

●A104.21.46.1232026-06-21 → 2026-07-20 · 3 obs

○ 2018-08-10 01:24:50
● 2026-06-21 20:27:40
● 2026-07-20 01:49:20

●A172.67.138.1422026-06-21 → 2026-07-20 · 3 obs

○ 2018-08-10 01:24:50
● 2026-06-21 20:27:40
● 2026-07-20 01:49:20

○A2606:4700:3030::6815:2e7b2026-06-21 → 2026-06-21 · 3 obs

○ 2018-08-10 01:24:50
● 2026-06-21 20:27:40
○ 2026-07-20 01:49:20

○A2606:4700:3030::ac43:8a8e2026-06-21 → 2026-06-21 · 3 obs

○ 2018-08-10 01:24:50
● 2026-06-21 20:27:40
○ 2026-07-20 01:49:20

●A2606:4700:3031::6815:2e7b2026-07-20 → 2026-07-20 · 2 obs

○ 2026-06-21 20:27:40
● 2026-07-20 01:49:20

●A2606:4700:3031::ac43:8a8e2026-07-20 → 2026-07-20 · 2 obs

○ 2026-06-21 20:27:40
● 2026-07-20 01:49:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ph	ns4.apnic.net, ns2.cuhk.edu.hk, 1.ns.ph, ph.communitydns.net	-
edu.ph	gomez.ph.net, gabriela.ph.net, dns4.apolloglobal.net	-
biscast.edu.ph	devin.ns.cloudflare.com, sierra.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.49

NS records: devin.ns.cloudflare.com, sierra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for edu.ph (unsigned zone)

⏱️ Timing

Total: 1373ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.138.142, 104.21.46.123`
AAAA	2	`2606:4700:3031::ac43:8a8e, 2606:4700:3031::6815:2e7b`
NS	2	`devin.ns.cloudflare.com, sierra.ns.cloudflare.com`
MX	6	`aspmx.l.google.com (pri: 1), smtp.google.com (pri: 1)...`
TXT	6	`google-site-verification=B8aP0B0R72Zr4IX, google-site-verification=EZd9leBrgI-PKfq...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`devin.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

biscast.edu.ph directs to four IP numbers, which are 104.21.46.123, 172.67.138.142, 2606:4700:3031::6815:2e7b and 2606:4700:3031::ac43:8a8e.

Additional host names — ns1.astra.co.th, katanga.fr, openai-proxy.ystyle-b.workers.dev and two others — share IP numbers with biscast.edu.ph.

Name Servers

biscast.edu.ph is delegated to two name servers: devin.ns.cloudflare.com and sierra.ns.cloudflare.com.

biscast.edu.ph shares its name server setup with other domains, including i-siena.it, sdhyf888.com, pinup-az-review.com and two others.

The name servers of biscast.edu.ph overlap at least partially with those of other domains — among them ynhuayang.com, lupter.com, romalux.com.br and two more.

These name servers commonly appear alongside the name servers tiffany.ns.cloudflare.com and patrick.ns.cloudflare.com.

Host names with 6 IP numbers:

devin.ns.cloudflare.com resolves to 108.162.195.49, 162.159.44.49, 172.64.35.49 and 3 other IP addresses.

sierra.ns.cloudflare.com resolves to 108.162.194.245, 162.159.38.245, 172.64.34.245 and 3 other IP addresses.

Mail Servers

biscast.edu.ph has 6 mail servers — smtp.google.com, aspmx.l.google.com, alt1.aspmx.l.google.com plus 3 other.

biscast.edu.ph shares mail servers — at least in part — with other domains, including ns500671.ns500671.ns500742.ns500742.ns500731.ns500754.ns500731.ns500688.ns500671.ns500688.ns500704.ns500688.ns500688.ns500649.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com, ns500734.ns500699.ns500699.ns500693.ns500699.ns500693.ns500699.ns500588.ns500632.ns500588.ns500632.ns500588.ns500112.dtrkdll.com, ns500754.ns500671.ns500754.ns500731.ns500671.ns500705.ns500705.ns500688.ns500678.ns500291.ns500649.ns500142.lusty(0x736c7574)z.com and two others.

These mail servers are frequently used alongside the mail servers alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com, plus two others.

Host names with 9 IP numbers:

smtp.google.com resolves to 172.253.62.26, 172.253.62.27, 172.253.115.26 and 6 other IP addresses.

Host names with two IP numbers:

aspmx.l.google.com points to 172.253.122.26 and 2607:f8b0:4004:c1f::1a.

alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

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

alt3.aspmx.l.google.com points to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com points to 172.253.157.27 and 2a00:1450:400c:c23::1a.

smtp.google.com and aspmx.l.google.com are host names that each point to 172.253.122.26 IP addresses.

biscast.edu.ph - robtex.com

biscast.edu.ph

edu.ph

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`biscast.edu.ph`

`edu.ph`