www.pre21.com - robtex.com

www.pre21.com

DNSSEC⚠️ Not signed
A157.205.28.184🇯🇵 AICS157.205.28.0/23 OTSUKA CORPORATION X-Keiro: noc@aics.ad.jp X-Keiro: JPIRR-alert@ml.aics.ad.jp
PTRwebsvr157-205-28-184.alpha-prm.jp

pre21.com

DNSSEC⚠️ Not signed
A157.205.28.184🇯🇵 AICS157.205.28.0/23 OTSUKA CORPORATION X-Keiro: noc@aics.ad.jp X-Keiro: JPIRR-alert@ml.aics.ad.jp
NSfjkdns99.alpha-prm.jp ⭐
NSfjkdns11.alpha-prm.jp
NSfjkdns12.alpha-prm.jp
NSfjkdns13.alpha-prm.jp
MXmxi.alpha-prm.jp ⭐
TXTv=spf1 ip4:157.205.28.184/32 include:spf.alpha-prm.jp ~all
SOAfjkdns99.alpha-prm.jphostmaster@alpha-prm.jp 2023-11-21 #1
WOT: SAFE (71/100)
WOT: UNKNOWN (71/100)

Same first word

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DNS History

3 records (1 active, 2 former)

20162017201820192020202120222023202420252026A157.205.28.184157.205.237.7157.205.43.159
○A157.205.237.72015-08-24 → 2016-07-31 · 4 obs
● 2015-08-24 11:49:16
● 2016-07-31 17:23:18
○ 2016-08-13 00:11:28
○ 2026-04-15 10:46:40
●A157.205.28.1842026-02-23 → 2026-04-15 · 3 obs
○ 2017-10-15 22:58:38
● 2026-02-23 23:35:50
● 2026-04-15 10:46:40
○A157.205.43.1592016-08-13 → 2017-10-15 · 5 obs
○ 2016-07-31 17:23:18
● 2016-08-13 00:11:28
● 2017-10-15 22:58:38
○ 2026-02-23 23:35:50
○ 2026-04-15 10:46:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
pre21.comfjkdns11.alpha-prm.jp, fjkdns12.alpha-prm.jp, fjkdns13.alpha-prm.jp-

✅ Authoritative Response

Server:157.205.160.33

NS records: fjkdns11.alpha-prm.jp, fjkdns12.alpha-prm.jp, fjkdns13.alpha-prm.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pre21.com (unsigned zone)

⏱️ Timing

Total: 1062ms | Queries: -

📄 Records

TypeCountSample Data
A1157.205.28.184

Analysis

IP Addresses

www.pre21.com points to a single IP address: 157.205.28.184.

Other host names, such as pre21.com and websvr157-205-28-184.alpha-prm.jp, share IP numbers with www.pre21.com.