51bdedu.com - robtex.com

51bdedu.com

DNSSEC⚠️ Not signed
A137.175.22.195🇺🇸 PEGTECHINC137.175.0.0/17 PEG TECH Inc. 11565 Old Ranch Ln Los Altos, CA 94024 US
A137.175.22.196🇺🇸 PEGTECHINC137.175.0.0/17 PEG TECH Inc. 11565 Old Ranch Ln Los Altos, CA 94024 US
A137.175.22.197🇺🇸 PEGTECHINC137.175.0.0/17 PEG TECH Inc. 11565 Old Ranch Ln Los Altos, CA 94024 US
NSa3.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb3.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1766858496

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=1774878422

Previously NS for

51bdedu.com

Same first word

51bdedu.com

DNS History

14 records (7 active, 7 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma3.share-dns.comb.share-dns.netb3.share-dns.net51bdedu.comdns1.3366dns.comjm1.dns.comjm2.dns.comMXmail.3366dns.comA137.175.22.195137.175.22.196137.175.22.197222.76.218.4245.204.151.61
○NS51bdedu.com2015-07-19 → 2017-02-18 · 4 obs
● 2015-07-19 00:24:26
● 2017-02-18 08:09:10
○ 2019-12-22 17:28:34
○ 2026-03-30 13:56:12
●NSa.share-dns.com2026-03-04 → 2026-03-30 · 3 obs
○ 2019-12-22 17:28:34
● 2026-03-04 09:22:46
● 2026-03-30 13:56:12
●NSa3.share-dns.com2026-03-04 → 2026-03-30 · 3 obs
○ 2019-12-22 17:28:34
● 2026-03-04 09:22:46
● 2026-03-30 13:56:12
●NSb.share-dns.net2026-03-04 → 2026-03-30 · 3 obs
○ 2019-12-22 17:28:34
● 2026-03-04 09:22:46
● 2026-03-30 13:56:12
●NSb3.share-dns.net2026-03-04 → 2026-03-30 · 3 obs
○ 2019-12-22 17:28:34
● 2026-03-04 09:22:46
● 2026-03-30 13:56:12
○NSdns1.3366dns.com2015-11-29 → 2017-02-18 · 5 obs
○ 2015-07-19 00:24:26
● 2015-11-29 02:38:56
● 2017-02-18 08:09:10
○ 2019-12-22 17:28:34
○ 2026-03-30 13:56:12
○NSjm1.dns.com2019-12-22 → 2019-12-22 · 4 obs
○ 2017-02-18 08:09:10
● 2019-12-22 17:28:34
○ 2026-03-04 09:22:46
○ 2026-03-30 13:56:12
○NSjm2.dns.com2019-12-22 → 2019-12-22 · 4 obs
○ 2017-02-18 08:09:10
● 2019-12-22 17:28:34
○ 2026-03-04 09:22:46
○ 2026-03-30 13:56:12
○MXmail.3366dns.com2015-11-29 → 2017-02-18 · 4 obs
● 2015-11-29 02:38:56
● 2017-02-18 08:09:10
○ 2019-12-22 17:28:34
○ 2026-03-30 13:56:12
●A137.175.22.1952026-03-04 → 2026-03-30 · 3 obs
○ 2019-12-22 17:28:34
● 2026-03-04 09:22:46
● 2026-03-30 13:56:12
●A137.175.22.1962026-03-04 → 2026-03-30 · 3 obs
○ 2019-12-22 17:28:34
● 2026-03-04 09:22:46
● 2026-03-30 13:56:12
●A137.175.22.1972026-03-04 → 2026-03-30 · 3 obs
○ 2019-12-22 17:28:34
● 2026-03-04 09:22:46
● 2026-03-30 13:56:12
○A222.76.218.422015-07-19 → 2017-02-18 · 4 obs
● 2015-07-19 00:24:26
● 2017-02-18 08:09:10
○ 2019-12-22 17:28:34
○ 2026-03-30 13:56:12
○A45.204.151.612019-12-22 → 2019-12-22 · 4 obs
○ 2017-02-18 08:09:10
● 2019-12-22 17:28:34
○ 2026-03-04 09:22:46
○ 2026-03-30 13:56:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
51bdedu.comb3.share-dns.net, a3.share-dns.com1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b3.share-dns.net, a3.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51bdedu.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

TypeCountSample Data
A3137.175.22.197, 137.175.22.196...
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a3.share-dns.com)

Analysis

IP Addresses

Three IP numbers for 51bdedu.com are 137.175.22.195, 137.175.22.196 and 137.175.22.197.

Other host names, for instance maigeen.com, (0x787878)ile.com, gasdl.com, dianying456.com and scdxsw.com share IP numbers with 51bdedu.com.

Name Servers

51bdedu.com is delegated to four name servers: a3.share-dns.com, a.share-dns.com, b3.share-dns.net and b.share-dns.net.

51bdedu.com at least partially shares its name servers with other domains, for instance balamu69.com, runbu.net, daxuequna.com, 30bk.com and 8050ds.com.

These name servers are commonly used with a8.share-dns.com, b8.share-dns.net, a9.share-dns.com, b9.share-dns.net, a5.share-dns.com, b5.share-dns.net, a10.share-dns.com, b10.share-dns.net, a11.share-dns.com and b11.share-dns.net.

Host names with a single IP number:

The host names a3.share-dns.com and a.share-dns.com point to 172.64.53.25.

The host names b3.share-dns.net and b.share-dns.net point to 172.64.52.239.

Host names that point to 172.64.53.25: a3.share-dns.com and a.share-dns.com.

Host names that point to 172.64.52.239: b3.share-dns.net and b.share-dns.net.