`software-itb.grid.iu.edu`

DNSSEC	⚠️ Not signed
A	2001:18e8:2:6::125^{🇺🇸 ASN-IUB2001:18e8:2::/48 Indiana University-Bloomington University Information Technology Services Bloomington, IN 47408}
		PTR	`software-itb.grid.iu.edu`
A	129.79.53.87^{🇺🇸 ASN-IUB129.79.0.0/16 2709 E 10th Street Indiana University Information Technology networks division Bloomington IN 47408 United States}

`grid.iu.edu`

	DNSSEC	⚠️ Not signed
	A	129.79.53.12^{🇺🇸 ASN-IUB129.79.0.0/16 2709 E 10th Street Indiana University Information Technology networks division Bloomington IN 47408 United States}

WOT: SAFE (69/100)
WOT: SAFE (88/100)

PTR for

5.2.1.0.0.0.0.0.0.0.0.0.0.0.0.0.6.0.0.0.2.0.0.0.8.e.8.1.1.0.0.2.ip6.arpa

87.53.79.129.in-addr.arpa

Similar names

bit-software.nl

bit-software.de

ibt-software.de

DNS History

3 records (2 active, 1 former)

○A129.79.14.1731970-01-01 → 1970-01-01 · 3 obs

● 1970-01-01 00:00:00
○ 2016-12-21 11:29:26
○ 2026-04-24 02:49:54

●A129.79.53.872016-12-21 → 2026-04-24 · 3 obs

○ 1970-01-01 00:00:00
● 2016-12-21 11:29:26
● 2026-04-24 02:49:54

●A2001:18e8:2:6::1252016-12-21 → 2026-04-24 · 3 obs

○ 1970-01-01 00:00:00
● 2016-12-21 11:29:26
● 2026-04-24 02:49:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
edu	a.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net...	26 records
iu.edu	dns1.iu.edu, dns2.iu.edu, dns3.iu.edu	5 records

✅ Authoritative Response

Server:134.68.220.8

NS records: dns1.iu.edu, dns2.iu.edu, dns3.iu.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iu.edu (unsigned zone)

⏱️ Timing

Total: 117ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`129.79.53.87`
AAAA	1	`2001:18e8:2:6::125`

📌 Glue Records Collected

Total: 31

In-bailiwick: 5 (dns1.iu.edu, dns1.iu.edu, dns2.iu.edu...)

Out-of-bailiwick: 26 (a.edu-servers.net, a.edu-servers.net, b.edu-servers.net...)

Analysis

IP Addresses

software-itb.grid.iu.edu has two IP numbers: 2001:18e8:2:6::125 and 129.79.53.87.

software-itb.grid.iu.edu - robtex.com