./check-dnsseeds.py
* mainnet
FAIL seed.bitcoin.sipa.be
OK dnsseed.bluematt.me (31 results)
OK dnsseed.bitcoin.dashjr-list-of-p2p-nodes.us (35 results)
OK seed.bitcoin.jonasschnelli.ch (24 results)
<snip>
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fanquake commented at 2:58 PM on December 18, 2025: member
- fanquake added the label P2P on Dec 18, 2025
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sipa commented at 3:28 PM on December 18, 2025: member
I don't see anything wrong with it, and
check-dnsseeds.pyworks for me.$ python3 check-dnsseeds.py * mainnet OK seed.bitcoin.sipa.be (39 results) OK dnsseed.bluematt.me (31 results) OK dnsseed.bitcoin.dashjr-list-of-p2p-nodes.us (35 results) OK seed.bitcoin.jonasschnelli.ch (37 results) OK seed.btc.petertodd.net (37 results) OK seed.bitcoin.sprovoost.nl (36 results) OK dnsseed.emzy.de (40 results) OK seed.bitcoin.wiz.biz (21 results) OK seed.mainnet.achownodes.xyz (40 results) * testnet OK testnet-seed.bitcoin.jonasschnelli.ch (23 results) OK seed.tbtc.petertodd.net (37 results) OK testnet-seed.bluematt.me (3 results) OK seed.testnet.bitcoin.sprovoost.nl (34 results) OK seed.testnet.achownodes.xyz (40 results) * testnet4 OK seed.testnet4.bitcoin.sprovoost.nl (34 results) OK seed.testnet4.wiz.biz (22 results) * signet OK seed.signet.bitcoin.sprovoost.nl (34 results) OK seed.signet.achownodes.xyz (38 results) -
fanquake commented at 3:30 PM on December 18, 2025: member
Could be a local issue.
- fanquake closed this on Dec 18, 2025
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ayeowch commented at 9:56 PM on December 26, 2025: contributor
@sipa @fanquake Appears to be down for me too and https://dnschecker.org/#A/seed.bitcoin.sipa.be
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sipa commented at 10:48 PM on December 26, 2025: member
I confirm it's actually down now, will investigate.
- fanquake reopened this on Dec 26, 2025
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sipa commented at 11:33 PM on December 26, 2025: member
Fixed. Firewall configuration issue.
- sipa closed this on Dec 26, 2025
